81366956

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{179}}^1\times {\mathrm{10331}}^1$

素因数の和:10525

約数の個数: 24

約数和(自身を含む): 156219840

約数和(自身を除く): 74852884

約数列:

[1, 2, 4, 11, 22, 44, 179, 358, 716, 1969, 3938, 7876, 10331, 20662, 41324, 113641, 227282, 454564, 1849249, 3698498, 7396996, 20341739, 40683478, 81366956]

約数ペア:

[(1, 81366956), (2, 40683478), (4, 20341739), (11, 7396996), (22, 3698498), (44, 1849249), (179, 454564), (358, 227282), (716, 113641), (1969, 41324), (3938, 20662), (7876, 10331)]