39938572

素因数分解:

$2^2\times {\mathrm{43}}^1\times {\mathrm{89}}^1\times {\mathrm{2609}}^1$

素因数の和:2745

約数の個数: 24

約数和(自身を含む): 72349200

約数和(自身を除く): 32410628

約数列:

[1, 2, 4, 43, 86, 89, 172, 178, 356, 2609, 3827, 5218, 7654, 10436, 15308, 112187, 224374, 232201, 448748, 464402, 928804, 9984643, 19969286, 39938572]

約数ペア:

[(1, 39938572), (2, 19969286), (4, 9984643), (43, 928804), (86, 464402), (89, 448748), (172, 232201), (178, 224374), (356, 112187), (2609, 15308), (3827, 10436), (5218, 7654)]