42920164

素因数分解:

$2^2\times 7^1\times {\mathrm{19}}^1\times {\mathrm{80677}}^1$

素因数の和:80707

約数の個数: 24

約数和(自身を含む): 90359360

約数和(自身を除く): 47439196

約数列:

[1, 2, 4, 7, 14, 19, 28, 38, 76, 133, 266, 532, 80677, 161354, 322708, 564739, 1129478, 1532863, 2258956, 3065726, 6131452, 10730041, 21460082, 42920164]

約数ペア:

[(1, 42920164), (2, 21460082), (4, 10730041), (7, 6131452), (14, 3065726), (19, 2258956), (28, 1532863), (38, 1129478), (76, 564739), (133, 322708), (266, 161354), (532, 80677)]