72173456

素因数分解:

$2^4\times {\mathrm{31}}^1\times {\mathrm{145511}}^1$

素因数の和:145550

約数の個数: 20

約数和(自身を含む): 144347904

約数和(自身を除く): 72174448

約数列:

[1, 2, 4, 8, 16, 31, 62, 124, 248, 496, 145511, 291022, 582044, 1164088, 2328176, 4510841, 9021682, 18043364, 36086728, 72173456]

約数ペア:

[(1, 72173456), (2, 36086728), (4, 18043364), (8, 9021682), (16, 4510841), (31, 2328176), (62, 1164088), (124, 582044), (248, 291022), (496, 145511)]