19666856

素因数分解:

$2^3\times {\mathrm{11}}^3\times {\mathrm{1847}}^1$

素因数の和:1886

約数の個数: 32

約数和(自身を含む): 40582080

約数和(自身を除く): 20915224

約数列:

[1, 2, 4, 8, 11, 22, 44, 88, 121, 242, 484, 968, 1331, 1847, 2662, 3694, 5324, 7388, 10648, 14776, 20317, 40634, 81268, 162536, 223487, 446974, 893948, 1787896, 2458357, 4916714, 9833428, 19666856]

約数ペア:

[(1, 19666856), (2, 9833428), (4, 4916714), (8, 2458357), (11, 1787896), (22, 893948), (44, 446974), (88, 223487), (121, 162536), (242, 81268), (484, 40634), (968, 20317), (1331, 14776), (1847, 10648), (2662, 7388), (3694, 5324)]