18642052

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{13}}^2\times {\mathrm{23}}^1\times {\mathrm{109}}^1$

素因数の和:173

約数の個数: 72

約数和(自身を含む): 40582080

約数和(自身を除く): 21940028

約数列:

[1, 2, 4, 11, 13, 22, 23, 26, 44, 46, 52, 92, 109, 143, 169, 218, 253, 286, 299, 338, 436, 506, 572, 598, 676, 1012, 1196, 1199, 1417, 1859, 2398, 2507, 2834, 3289, 3718, 3887, 4796, 5014, 5668, 6578, 7436, 7774, 10028, 13156, 15548, 15587, 18421, 27577, 31174, 32591, 36842, 42757, 55154, 62348, 65182, 73684, 85514, 110308, 130364, 171028, 202631, 358501, 405262, 423683, 717002, 810524, 847366, 1434004, 1694732, 4660513, 9321026, 18642052]

約数ペア:

[(1, 18642052), (2, 9321026), (4, 4660513), (11, 1694732), (13, 1434004), (22, 847366), (23, 810524), (26, 717002), (44, 423683), (46, 405262), (52, 358501), (92, 202631), (109, 171028), (143, 130364), (169, 110308), (218, 85514), (253, 73684), (286, 65182), (299, 62348), (338, 55154), (436, 42757), (506, 36842), (572, 32591), (598, 31174), (676, 27577), (1012, 18421), (1196, 15587), (1199, 15548), (1417, 13156), (1859, 10028), (2398, 7774), (2507, 7436), (2834, 6578), (3289, 5668), (3718, 5014), (3887, 4796)]