18617144

素因数分解:

$2^3\times 7^1\times {\mathrm{13}}^1\times {\mathrm{107}}^1\times {\mathrm{239}}^1$

素因数の和:372

約数の個数: 64

約数和(自身を含む): 43545600

約数和(自身を除く): 24928456

約数列:

[1, 2, 4, 7, 8, 13, 14, 26, 28, 52, 56, 91, 104, 107, 182, 214, 239, 364, 428, 478, 728, 749, 856, 956, 1391, 1498, 1673, 1912, 2782, 2996, 3107, 3346, 5564, 5992, 6214, 6692, 9737, 11128, 12428, 13384, 19474, 21749, 24856, 25573, 38948, 43498, 51146, 77896, 86996, 102292, 173992, 179011, 204584, 332449, 358022, 664898, 716044, 1329796, 1432088, 2327143, 2659592, 4654286, 9308572, 18617144]

約数ペア:

[(1, 18617144), (2, 9308572), (4, 4654286), (7, 2659592), (8, 2327143), (13, 1432088), (14, 1329796), (26, 716044), (28, 664898), (52, 358022), (56, 332449), (91, 204584), (104, 179011), (107, 173992), (182, 102292), (214, 86996), (239, 77896), (364, 51146), (428, 43498), (478, 38948), (728, 25573), (749, 24856), (856, 21749), (956, 19474), (1391, 13384), (1498, 12428), (1673, 11128), (1912, 9737), (2782, 6692), (2996, 6214), (3107, 5992), (3346, 5564)]