20149964

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{53}}^1\times {\mathrm{5591}}^1$

素因数の和:5665

約数の個数: 24

約数和(自身を含む): 38047968

約数和(自身を除く): 17898004

約数列:

[1, 2, 4, 17, 34, 53, 68, 106, 212, 901, 1802, 3604, 5591, 11182, 22364, 95047, 190094, 296323, 380188, 592646, 1185292, 5037491, 10074982, 20149964]

約数ペア:

[(1, 20149964), (2, 10074982), (4, 5037491), (17, 1185292), (34, 592646), (53, 380188), (68, 296323), (106, 190094), (212, 95047), (901, 22364), (1802, 11182), (3604, 5591)]