39905108

素因数分解:

$2^2\times {\mathrm{89}}^1\times {\mathrm{197}}^1\times {\mathrm{569}}^1$

素因数の和:859

約数の個数: 24

約数和(自身を含む): 71101800

約数和(自身を除く): 31196692

約数列:

[1, 2, 4, 89, 178, 197, 356, 394, 569, 788, 1138, 2276, 17533, 35066, 50641, 70132, 101282, 112093, 202564, 224186, 448372, 9976277, 19952554, 39905108]

約数ペア:

[(1, 39905108), (2, 19952554), (4, 9976277), (89, 448372), (178, 224186), (197, 202564), (356, 112093), (394, 101282), (569, 70132), (788, 50641), (1138, 35066), (2276, 17533)]