20725694

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{179}}^1\times {\mathrm{277}}^1$

素因数の和:488

約数の個数: 32

約数和(自身を含む): 36028800

約数和(自身を除く): 15303106

約数列:

[1, 2, 11, 19, 22, 38, 179, 209, 277, 358, 418, 554, 1969, 3047, 3401, 3938, 5263, 6094, 6802, 10526, 37411, 49583, 57893, 74822, 99166, 115786, 545413, 942077, 1090826, 1884154, 10362847, 20725694]

約数ペア:

[(1, 20725694), (2, 10362847), (11, 1884154), (19, 1090826), (22, 942077), (38, 545413), (179, 115786), (209, 99166), (277, 74822), (358, 57893), (418, 49583), (554, 37411), (1969, 10526), (3047, 6802), (3401, 6094), (3938, 5263)]