15905212

素因数分解:

$2^2\times {\mathrm{41}}^1\times {\mathrm{293}}^1\times {\mathrm{331}}^1$

素因数の和:669

約数の個数: 24

約数和(自身を含む): 28696752

約数和(自身を除く): 12791540

約数列:

[1, 2, 4, 41, 82, 164, 293, 331, 586, 662, 1172, 1324, 12013, 13571, 24026, 27142, 48052, 54284, 96983, 193966, 387932, 3976303, 7952606, 15905212]

約数ペア:

[(1, 15905212), (2, 7952606), (4, 3976303), (41, 387932), (82, 193966), (164, 96983), (293, 54284), (331, 48052), (586, 27142), (662, 24026), (1172, 13571), (1324, 12013)]