15691835990

素因数分解:

$2^1\times 5^1\times {\mathrm{389}}^1\times {\mathrm{4033891}}^1$

素因数の和:4034287

約数の個数: 16

約数和(自身を含む): 28317921840

約数和(自身を除く): 12626085850

約数列:

[1, 2, 5, 10, 389, 778, 1945, 3890, 4033891, 8067782, 20169455, 40338910, 1569183599, 3138367198, 7845917995, 15691835990]

約数ペア:

[(1, 15691835990), (2, 7845917995), (5, 3138367198), (10, 1569183599), (389, 40338910), (778, 20169455), (1945, 8067782), (3890, 4033891)]