20486664

素因数分解:

$2^3\times 3^2\times {\mathrm{11}}^1\times {\mathrm{25867}}^1$

素因数の和:25890

約数の個数: 48

約数和(自身を含む): 60531120

約数和(自身を除く): 40044456

約数列:

[1, 2, 3, 4, 6, 8, 9, 11, 12, 18, 22, 24, 33, 36, 44, 66, 72, 88, 99, 132, 198, 264, 396, 792, 25867, 51734, 77601, 103468, 155202, 206936, 232803, 284537, 310404, 465606, 569074, 620808, 853611, 931212, 1138148, 1707222, 1862424, 2276296, 2560833, 3414444, 5121666, 6828888, 10243332, 20486664]

約数ペア:

[(1, 20486664), (2, 10243332), (3, 6828888), (4, 5121666), (6, 3414444), (8, 2560833), (9, 2276296), (11, 1862424), (12, 1707222), (18, 1138148), (22, 931212), (24, 853611), (33, 620808), (36, 569074), (44, 465606), (66, 310404), (72, 284537), (88, 232803), (99, 206936), (132, 155202), (198, 103468), (264, 77601), (396, 51734), (792, 25867)]