18713214

素因数分解:

$2^1\times 3^3\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{61}}^1$

素因数の和:127

約数の個数: 128

約数和(自身を含む): 49996800

約数和(自身を除く): 31283586

約数列:

[1, 2, 3, 6, 9, 13, 18, 19, 23, 26, 27, 38, 39, 46, 54, 57, 61, 69, 78, 114, 117, 122, 138, 171, 183, 207, 234, 247, 299, 342, 351, 366, 414, 437, 494, 513, 549, 598, 621, 702, 741, 793, 874, 897, 1026, 1098, 1159, 1242, 1311, 1403, 1482, 1586, 1647, 1794, 2223, 2318, 2379, 2622, 2691, 2806, 3294, 3477, 3933, 4209, 4446, 4758, 5382, 5681, 6669, 6954, 7137, 7866, 8073, 8418, 10431, 11362, 11799, 12627, 13338, 14274, 15067, 16146, 17043, 18239, 20862, 21411, 23598, 25254, 26657, 30134, 31293, 34086, 36478, 37881, 42822, 45201, 51129, 53314, 54717, 62586, 75762, 79971, 90402, 102258, 109434, 135603, 153387, 159942, 164151, 239913, 271206, 306774, 328302, 346541, 406809, 479826, 492453, 693082, 719739, 813618, 984906, 1039623, 1439478, 2079246, 3118869, 6237738, 9356607, 18713214]

約数ペア:

[(1, 18713214), (2, 9356607), (3, 6237738), (6, 3118869), (9, 2079246), (13, 1439478), (18, 1039623), (19, 984906), (23, 813618), (26, 719739), (27, 693082), (38, 492453), (39, 479826), (46, 406809), (54, 346541), (57, 328302), (61, 306774), (69, 271206), (78, 239913), (114, 164151), (117, 159942), (122, 153387), (138, 135603), (171, 109434), (183, 102258), (207, 90402), (234, 79971), (247, 75762), (299, 62586), (342, 54717), (351, 53314), (366, 51129), (414, 45201), (437, 42822), (494, 37881), (513, 36478), (549, 34086), (598, 31293), (621, 30134), (702, 26657), (741, 25254), (793, 23598), (874, 21411), (897, 20862), (1026, 18239), (1098, 17043), (1159, 16146), (1242, 15067), (1311, 14274), (1403, 13338), (1482, 12627), (1586, 11799), (1647, 11362), (1794, 10431), (2223, 8418), (2318, 8073), (2379, 7866), (2622, 7137), (2691, 6954), (2806, 6669), (3294, 5681), (3477, 5382), (3933, 4758), (4209, 4446)]