388639042

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{877}}^1\times {\mathrm{20143}}^1$

素因数の和:21033

約数の個数: 16

約数和(自身を含む): 636711552

約数和(自身を除く): 248072510

約数列:

[1, 2, 11, 22, 877, 1754, 9647, 19294, 20143, 40286, 221573, 443146, 17665411, 35330822, 194319521, 388639042]

約数ペア:

[(1, 388639042), (2, 194319521), (11, 35330822), (22, 17665411), (877, 443146), (1754, 221573), (9647, 40286), (19294, 20143)]