19863670

素因数分解:

$2^1\times 5^1\times {\mathrm{71}}^1\times {\mathrm{101}}^1\times {\mathrm{277}}^1$

素因数の和:456

約数の個数: 32

約数和(自身を含む): 36749376

約数和(自身を除く): 16885706

約数列:

[1, 2, 5, 10, 71, 101, 142, 202, 277, 355, 505, 554, 710, 1010, 1385, 2770, 7171, 14342, 19667, 27977, 35855, 39334, 55954, 71710, 98335, 139885, 196670, 279770, 1986367, 3972734, 9931835, 19863670]

約数ペア:

[(1, 19863670), (2, 9931835), (5, 3972734), (10, 1986367), (71, 279770), (101, 196670), (142, 139885), (202, 98335), (277, 71710), (355, 55954), (505, 39334), (554, 35855), (710, 27977), (1010, 19667), (1385, 14342), (2770, 7171)]