18887639238

素因数分解:

$2^1\times 3^3\times {\mathrm{13}}^1\times {\mathrm{23}}^2\times {\mathrm{181}}^1\times {\mathrm{281}}^1$

素因数の和:532

約数の個数: 192

約数和(自身を含む): 47682048960

約数和(自身を除く): 28794409722

約数列:

[1, 2, 3, 6, 9, 13, 18, 23, 26, 27, 39, 46, 54, 69, 78, 117, 138, 181, 207, 234, 281, 299, 351, 362, 414, 529, 543, 562, 598, 621, 702, 843, 897, 1058, 1086, 1242, 1587, 1629, 1686, 1794, 2353, 2529, 2691, 3174, 3258, 3653, 4163, 4706, 4761, 4887, 5058, 5382, 6463, 6877, 7059, 7306, 7587, 8073, 8326, 9522, 9774, 10959, 12489, 12926, 13754, 14118, 14283, 15174, 16146, 19389, 20631, 21177, 21918, 24978, 28566, 32877, 37467, 38778, 41262, 42354, 50861, 54119, 58167, 61893, 63531, 65754, 74934, 84019, 95749, 98631, 101722, 108238, 112401, 116334, 123786, 127062, 148649, 152583, 162357, 168038, 174501, 185679, 191498, 197262, 224802, 252057, 287247, 297298, 305166, 324714, 349002, 371358, 445947, 457749, 487071, 504114, 574494, 661193, 756171, 861741, 891894, 915498, 974142, 1169803, 1244737, 1322386, 1337841, 1373247, 1461213, 1512342, 1723482, 1932437, 1983579, 2268513, 2339606, 2489474, 2585223, 2675682, 2746494, 2922426, 3509409, 3734211, 3864874, 3967158, 4013523, 4537026, 5170446, 5797311, 5950737, 7018818, 7468422, 8027046, 10528227, 11202633, 11594622, 11901474, 15207439, 17391933, 17852211, 21056454, 22405266, 26905469, 30414878, 31584681, 33607899, 34783866, 35704422, 45622317, 52175799, 53810938, 63169362, 67215798, 80716407, 91244634, 104351598, 136866951, 161432814, 242149221, 273733902, 349771097, 410600853, 484298442, 699542194, 726447663, 821201706, 1049313291, 1452895326, 2098626582, 3147939873, 6295879746, 9443819619, 18887639238]

約数ペア:

[(1, 18887639238), (2, 9443819619), (3, 6295879746), (6, 3147939873), (9, 2098626582), (13, 1452895326), (18, 1049313291), (23, 821201706), (26, 726447663), (27, 699542194), (39, 484298442), (46, 410600853), (54, 349771097), (69, 273733902), (78, 242149221), (117, 161432814), (138, 136866951), (181, 104351598), (207, 91244634), (234, 80716407), (281, 67215798), (299, 63169362), (351, 53810938), (362, 52175799), (414, 45622317), (529, 35704422), (543, 34783866), (562, 33607899), (598, 31584681), (621, 30414878), (702, 26905469), (843, 22405266), (897, 21056454), (1058, 17852211), (1086, 17391933), (1242, 15207439), (1587, 11901474), (1629, 11594622), (1686, 11202633), (1794, 10528227), (2353, 8027046), (2529, 7468422), (2691, 7018818), (3174, 5950737), (3258, 5797311), (3653, 5170446), (4163, 4537026), (4706, 4013523), (4761, 3967158), (4887, 3864874), (5058, 3734211), (5382, 3509409), (6463, 2922426), (6877, 2746494), (7059, 2675682), (7306, 2585223), (7587, 2489474), (8073, 2339606), (8326, 2268513), (9522, 1983579), (9774, 1932437), (10959, 1723482), (12489, 1512342), (12926, 1461213), (13754, 1373247), (14118, 1337841), (14283, 1322386), (15174, 1244737), (16146, 1169803), (19389, 974142), (20631, 915498), (21177, 891894), (21918, 861741), (24978, 756171), (28566, 661193), (32877, 574494), (37467, 504114), (38778, 487071), (41262, 457749), (42354, 445947), (50861, 371358), (54119, 349002), (58167, 324714), (61893, 305166), (63531, 297298), (65754, 287247), (74934, 252057), (84019, 224802), (95749, 197262), (98631, 191498), (101722, 185679), (108238, 174501), (112401, 168038), (116334, 162357), (123786, 152583), (127062, 148649)]