38886380

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{149563}}^1$

素因数の和:149585

約数の個数: 24

約数和(自身を含む): 87943632

約数和(自身を除く): 49057252

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 149563, 299126, 598252, 747815, 1495630, 1944319, 2991260, 3888638, 7777276, 9721595, 19443190, 38886380]

約数ペア:

[(1, 38886380), (2, 19443190), (4, 9721595), (5, 7777276), (10, 3888638), (13, 2991260), (20, 1944319), (26, 1495630), (52, 747815), (65, 598252), (130, 299126), (260, 149563)]