919999874

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{73}}^1\times {\mathrm{331651}}^1$

素因数の和:331745

約数の個数: 16

約数和(自身を含む): 1472534880

約数和(自身を除く): 552535006

約数列:

[1, 2, 19, 38, 73, 146, 1387, 2774, 331651, 663302, 6301369, 12602738, 24210523, 48421046, 459999937, 919999874]

約数ペア:

[(1, 919999874), (2, 459999937), (19, 48421046), (38, 24210523), (73, 12602738), (146, 6301369), (1387, 663302), (2774, 331651)]