15881588

素因数分解:

$2^2\times {\mathrm{73}}^1\times {\mathrm{137}}^1\times {\mathrm{397}}^1$

素因数の和:611

約数の個数: 24

約数和(自身を含む): 28450632

約数和(自身を除く): 12569044

約数列:

[1, 2, 4, 73, 137, 146, 274, 292, 397, 548, 794, 1588, 10001, 20002, 28981, 40004, 54389, 57962, 108778, 115924, 217556, 3970397, 7940794, 15881588]

約数ペア:

[(1, 15881588), (2, 7940794), (4, 3970397), (73, 217556), (137, 115924), (146, 108778), (274, 57962), (292, 54389), (397, 40004), (548, 28981), (794, 20002), (1588, 10001)]