18717816

素因数分解:

$2^3\times 3^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{3529}}^1$

素因数の和:3568

約数の個数: 64

約数和(自身を含む): 53373600

約数和(自身を除く): 34655784

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 17, 24, 26, 34, 39, 51, 52, 68, 78, 102, 104, 136, 156, 204, 221, 312, 408, 442, 663, 884, 1326, 1768, 2652, 3529, 5304, 7058, 10587, 14116, 21174, 28232, 42348, 45877, 59993, 84696, 91754, 119986, 137631, 179979, 183508, 239972, 275262, 359958, 367016, 479944, 550524, 719916, 779909, 1101048, 1439832, 1559818, 2339727, 3119636, 4679454, 6239272, 9358908, 18717816]

約数ペア:

[(1, 18717816), (2, 9358908), (3, 6239272), (4, 4679454), (6, 3119636), (8, 2339727), (12, 1559818), (13, 1439832), (17, 1101048), (24, 779909), (26, 719916), (34, 550524), (39, 479944), (51, 367016), (52, 359958), (68, 275262), (78, 239972), (102, 183508), (104, 179979), (136, 137631), (156, 119986), (204, 91754), (221, 84696), (312, 59993), (408, 45877), (442, 42348), (663, 28232), (884, 21174), (1326, 14116), (1768, 10587), (2652, 7058), (3529, 5304)]