18685056

素因数分解:

$2^7\times 3^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{197}}^1$

素因数の和:246

約数の個数: 128

約数和(自身を含む): 56548800

約数和(自身を除く): 37863744

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 16, 19, 24, 26, 32, 38, 39, 48, 52, 57, 64, 76, 78, 96, 104, 114, 128, 152, 156, 192, 197, 208, 228, 247, 304, 312, 384, 394, 416, 456, 494, 591, 608, 624, 741, 788, 832, 912, 988, 1182, 1216, 1248, 1482, 1576, 1664, 1824, 1976, 2364, 2432, 2496, 2561, 2964, 3152, 3648, 3743, 3952, 4728, 4992, 5122, 5928, 6304, 7296, 7486, 7683, 7904, 9456, 10244, 11229, 11856, 12608, 14972, 15366, 15808, 18912, 20488, 22458, 23712, 25216, 29944, 30732, 31616, 37824, 40976, 44916, 47424, 48659, 59888, 61464, 75648, 81952, 89832, 94848, 97318, 119776, 122928, 145977, 163904, 179664, 194636, 239552, 245856, 291954, 327808, 359328, 389272, 479104, 491712, 583908, 718656, 778544, 983424, 1167816, 1437312, 1557088, 2335632, 3114176, 4671264, 6228352, 9342528, 18685056]

約数ペア:

[(1, 18685056), (2, 9342528), (3, 6228352), (4, 4671264), (6, 3114176), (8, 2335632), (12, 1557088), (13, 1437312), (16, 1167816), (19, 983424), (24, 778544), (26, 718656), (32, 583908), (38, 491712), (39, 479104), (48, 389272), (52, 359328), (57, 327808), (64, 291954), (76, 245856), (78, 239552), (96, 194636), (104, 179664), (114, 163904), (128, 145977), (152, 122928), (156, 119776), (192, 97318), (197, 94848), (208, 89832), (228, 81952), (247, 75648), (304, 61464), (312, 59888), (384, 48659), (394, 47424), (416, 44916), (456, 40976), (494, 37824), (591, 31616), (608, 30732), (624, 29944), (741, 25216), (788, 23712), (832, 22458), (912, 20488), (988, 18912), (1182, 15808), (1216, 15366), (1248, 14972), (1482, 12608), (1576, 11856), (1664, 11229), (1824, 10244), (1976, 9456), (2364, 7904), (2432, 7683), (2496, 7486), (2561, 7296), (2964, 6304), (3152, 5928), (3648, 5122), (3743, 4992), (3952, 4728)]