16669444

素因数分解:

$2^2\times {\mathrm{11}}^3\times {\mathrm{31}}^1\times {\mathrm{101}}^1$

素因数の和:169

約数の個数: 48

約数和(自身を含む): 33449472

約数和(自身を除く): 16780028

約数列:

[1, 2, 4, 11, 22, 31, 44, 62, 101, 121, 124, 202, 242, 341, 404, 484, 682, 1111, 1331, 1364, 2222, 2662, 3131, 3751, 4444, 5324, 6262, 7502, 12221, 12524, 15004, 24442, 34441, 41261, 48884, 68882, 82522, 134431, 137764, 165044, 268862, 378851, 537724, 757702, 1515404, 4167361, 8334722, 16669444]

約数ペア:

[(1, 16669444), (2, 8334722), (4, 4167361), (11, 1515404), (22, 757702), (31, 537724), (44, 378851), (62, 268862), (101, 165044), (121, 137764), (124, 134431), (202, 82522), (242, 68882), (341, 48884), (404, 41261), (484, 34441), (682, 24442), (1111, 15004), (1331, 12524), (1364, 12221), (2222, 7502), (2662, 6262), (3131, 5324), (3751, 4444)]