636391772

素因数分解:

$2^2\times {\mathrm{61}}^1\times {\mathrm{163}}^1\times {\mathrm{16001}}^1$

素因数の和:16229

約数の個数: 24

約数和(自身を含む): 1138958352

約数和(自身を除く): 502566580

約数列:

[1, 2, 4, 61, 122, 163, 244, 326, 652, 9943, 16001, 19886, 32002, 39772, 64004, 976061, 1952122, 2608163, 3904244, 5216326, 10432652, 159097943, 318195886, 636391772]

約数ペア:

[(1, 636391772), (2, 318195886), (4, 159097943), (61, 10432652), (122, 5216326), (163, 3904244), (244, 2608163), (326, 1952122), (652, 976061), (9943, 64004), (16001, 39772), (19886, 32002)]