20673268

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{67121}}^1$

素因数の和:67143

約数の個数: 24

約数和(自身を含む): 45105984

約数和(自身を除く): 24432716

約数列:

[1, 2, 4, 7, 11, 14, 22, 28, 44, 77, 154, 308, 67121, 134242, 268484, 469847, 738331, 939694, 1476662, 1879388, 2953324, 5168317, 10336634, 20673268]

約数ペア:

[(1, 20673268), (2, 10336634), (4, 5168317), (7, 2953324), (11, 1879388), (14, 1476662), (22, 939694), (28, 738331), (44, 469847), (77, 268484), (154, 134242), (308, 67121)]