19442968

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{142963}}^1$

素因数の和:142986

約数の個数: 16

約数和(自身を含む): 38600280

約数和(自身を除く): 19157312

約数列:

[1, 2, 4, 8, 17, 34, 68, 136, 142963, 285926, 571852, 1143704, 2430371, 4860742, 9721484, 19442968]

約数ペア:

[(1, 19442968), (2, 9721484), (4, 4860742), (8, 2430371), (17, 1143704), (34, 571852), (68, 285926), (136, 142963)]