20179933858

素因数分解:

$2^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{2671}}^1\times {\mathrm{28403}}^1$

素因数の和:31102

約数の個数: 32

約数和(自身を含む): 36429834240

約数和(自身を除く): 16249900382

約数列:

[1, 2, 7, 14, 19, 38, 133, 266, 2671, 5342, 18697, 28403, 37394, 50749, 56806, 101498, 198821, 355243, 397642, 539657, 710486, 1079314, 3777599, 7555198, 75864413, 151728826, 531050891, 1062101782, 1441423847, 2882847694, 10089966929, 20179933858]

約数ペア:

[(1, 20179933858), (2, 10089966929), (7, 2882847694), (14, 1441423847), (19, 1062101782), (38, 531050891), (133, 151728826), (266, 75864413), (2671, 7555198), (5342, 3777599), (18697, 1079314), (28403, 710486), (37394, 539657), (50749, 397642), (56806, 355243), (101498, 198821)]