25651406

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{109}}^1\times {\mathrm{563}}^1$

素因数の和:704

約数の個数: 32

約数和(自身を含む): 44668800

約数和(自身を除く): 19017394

約数列:

[1, 2, 11, 19, 22, 38, 109, 209, 218, 418, 563, 1126, 1199, 2071, 2398, 4142, 6193, 10697, 12386, 21394, 22781, 45562, 61367, 117667, 122734, 235334, 675037, 1165973, 1350074, 2331946, 12825703, 25651406]

約数ペア:

[(1, 25651406), (2, 12825703), (11, 2331946), (19, 1350074), (22, 1165973), (38, 675037), (109, 235334), (209, 122734), (218, 117667), (418, 61367), (563, 45562), (1126, 22781), (1199, 21394), (2071, 12386), (2398, 10697), (4142, 6193)]