78686372

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{227}}^1\times {\mathrm{4561}}^1$

素因数の和:4811

約数の個数: 24

約数和(自身を含む): 145619040

約数和(自身を除く): 66932668

約数列:

[1, 2, 4, 19, 38, 76, 227, 454, 908, 4313, 4561, 8626, 9122, 17252, 18244, 86659, 173318, 346636, 1035347, 2070694, 4141388, 19671593, 39343186, 78686372]

約数ペア:

[(1, 78686372), (2, 39343186), (4, 19671593), (19, 4141388), (38, 2070694), (76, 1035347), (227, 346636), (454, 173318), (908, 86659), (4313, 18244), (4561, 17252), (8626, 9122)]