78559408

素因数分解:

$2^4\times {\mathrm{113}}^1\times {\mathrm{43451}}^1$

素因数の和:43572

約数の個数: 20

約数和(自身を含む): 153559368

約数和(自身を除く): 74999960

約数列:

[1, 2, 4, 8, 16, 113, 226, 452, 904, 1808, 43451, 86902, 173804, 347608, 695216, 4909963, 9819926, 19639852, 39279704, 78559408]

約数ペア:

[(1, 78559408), (2, 39279704), (4, 19639852), (8, 9819926), (16, 4909963), (113, 695216), (226, 347608), (452, 173804), (904, 86902), (1808, 43451)]