31143730

素因数分解:

$2^1\times 5^1\times {\mathrm{197}}^1\times {\mathrm{15809}}^1$

素因数の和:16013

約数の個数: 16

約数和(自身を含む): 56346840

約数和(自身を除く): 25203110

約数列:

[1, 2, 5, 10, 197, 394, 985, 1970, 15809, 31618, 79045, 158090, 3114373, 6228746, 15571865, 31143730]

約数ペア:

[(1, 31143730), (2, 15571865), (5, 6228746), (10, 3114373), (197, 158090), (394, 79045), (985, 31618), (1970, 15809)]