18697404

素因数分解:

$2^2\times 3^1\times {\mathrm{11}}^2\times {\mathrm{79}}^1\times {\mathrm{163}}^1$

素因数の和:271

約数の個数: 72

約数和(自身を含む): 48858880

約数和(自身を除く): 30161476

約数列:

[1, 2, 3, 4, 6, 11, 12, 22, 33, 44, 66, 79, 121, 132, 158, 163, 237, 242, 316, 326, 363, 474, 484, 489, 652, 726, 869, 948, 978, 1452, 1738, 1793, 1956, 2607, 3476, 3586, 5214, 5379, 7172, 9559, 10428, 10758, 12877, 19118, 19723, 21516, 25754, 28677, 38236, 38631, 39446, 51508, 57354, 59169, 77262, 78892, 114708, 118338, 141647, 154524, 236676, 283294, 424941, 566588, 849882, 1558117, 1699764, 3116234, 4674351, 6232468, 9348702, 18697404]

約数ペア:

[(1, 18697404), (2, 9348702), (3, 6232468), (4, 4674351), (6, 3116234), (11, 1699764), (12, 1558117), (22, 849882), (33, 566588), (44, 424941), (66, 283294), (79, 236676), (121, 154524), (132, 141647), (158, 118338), (163, 114708), (237, 78892), (242, 77262), (316, 59169), (326, 57354), (363, 51508), (474, 39446), (484, 38631), (489, 38236), (652, 28677), (726, 25754), (869, 21516), (948, 19723), (978, 19118), (1452, 12877), (1738, 10758), (1793, 10428), (1956, 9559), (2607, 7172), (3476, 5379), (3586, 5214)]