18021354

素因数分解:

$2^1\times 3^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{257}}^1$

素因数の和:335

約数の個数: 64

約数和(自身を含む): 41610240

約数和(自身を除く): 23588886

約数列:

[1, 2, 3, 6, 13, 26, 29, 31, 39, 58, 62, 78, 87, 93, 174, 186, 257, 377, 403, 514, 754, 771, 806, 899, 1131, 1209, 1542, 1798, 2262, 2418, 2697, 3341, 5394, 6682, 7453, 7967, 10023, 11687, 14906, 15934, 20046, 22359, 23374, 23901, 35061, 44718, 47802, 70122, 96889, 103571, 193778, 207142, 231043, 290667, 310713, 462086, 581334, 621426, 693129, 1386258, 3003559, 6007118, 9010677, 18021354]

約数ペア:

[(1, 18021354), (2, 9010677), (3, 6007118), (6, 3003559), (13, 1386258), (26, 693129), (29, 621426), (31, 581334), (39, 462086), (58, 310713), (62, 290667), (78, 231043), (87, 207142), (93, 193778), (174, 103571), (186, 96889), (257, 70122), (377, 47802), (403, 44718), (514, 35061), (754, 23901), (771, 23374), (806, 22359), (899, 20046), (1131, 15934), (1209, 14906), (1542, 11687), (1798, 10023), (2262, 7967), (2418, 7453), (2697, 6682), (3341, 5394)]