19720824

素因数分解:

$2^3\times 3^1\times {\mathrm{47}}^1\times {\mathrm{17483}}^1$

素因数の和:17539

約数の個数: 32

約数和(自身を含む): 50353920

約数和(自身を除く): 30633096

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 47, 94, 141, 188, 282, 376, 564, 1128, 17483, 34966, 52449, 69932, 104898, 139864, 209796, 419592, 821701, 1643402, 2465103, 3286804, 4930206, 6573608, 9860412, 19720824]

約数ペア:

[(1, 19720824), (2, 9860412), (3, 6573608), (4, 4930206), (6, 3286804), (8, 2465103), (12, 1643402), (24, 821701), (47, 419592), (94, 209796), (141, 139864), (188, 104898), (282, 69932), (376, 52449), (564, 34966), (1128, 17483)]