16979506

素因数分解:

$2^1\times {\mathrm{31}}^1\times {\mathrm{137}}^1\times {\mathrm{1999}}^1$

素因数の和:2169

約数の個数: 16

約数和(自身を含む): 26496000

約数和(自身を除く): 9516494

約数列:

[1, 2, 31, 62, 137, 274, 1999, 3998, 4247, 8494, 61969, 123938, 273863, 547726, 8489753, 16979506]

約数ペア:

[(1, 16979506), (2, 8489753), (31, 547726), (62, 273863), (137, 123938), (274, 61969), (1999, 8494), (3998, 4247)]