20121551110

素因数分解:

$2^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{167}}^1\times {\mathrm{415477}}^1$

素因数の和:415680

約数の個数: 32

約数和(自身を含む): 37692164160

約数和(自身を除く): 17570613050

約数列:

[1, 2, 5, 10, 29, 58, 145, 167, 290, 334, 835, 1670, 4843, 9686, 24215, 48430, 415477, 830954, 2077385, 4154770, 12048833, 24097666, 60244165, 69384659, 120488330, 138769318, 346923295, 693846590, 2012155111, 4024310222, 10060775555, 20121551110]

約数ペア:

[(1, 20121551110), (2, 10060775555), (5, 4024310222), (10, 2012155111), (29, 693846590), (58, 346923295), (145, 138769318), (167, 120488330), (290, 69384659), (334, 60244165), (835, 24097666), (1670, 12048833), (4843, 4154770), (9686, 2077385), (24215, 830954), (48430, 415477)]