2013453275

素因数分解:

$5^2\times {\mathrm{19}}^1\times {\mathrm{197}}^1\times {\mathrm{21517}}^1$

素因数の和:21743

約数の個数: 24

約数和(自身を含む): 2641549680

約数和(自身を除く): 628096405

約数列:

[1, 5, 19, 25, 95, 197, 475, 985, 3743, 4925, 18715, 21517, 93575, 107585, 408823, 537925, 2044115, 4238849, 10220575, 21194245, 80538131, 105971225, 402690655, 2013453275]

約数ペア:

[(1, 2013453275), (5, 402690655), (19, 105971225), (25, 80538131), (95, 21194245), (197, 10220575), (475, 4238849), (985, 2044115), (3743, 537925), (4925, 408823), (18715, 107585), (21517, 93575)]