20479034

素因数分解:

$2^1\times {\mathrm{31}}^1\times {\mathrm{137}}^1\times {\mathrm{2411}}^1$

素因数の和:2581

約数の個数: 16

約数和(自身を含む): 31954176

約数和(自身を除く): 11475142

約数列:

[1, 2, 31, 62, 137, 274, 2411, 4247, 4822, 8494, 74741, 149482, 330307, 660614, 10239517, 20479034]

約数ペア:

[(1, 20479034), (2, 10239517), (31, 660614), (62, 330307), (137, 149482), (274, 74741), (2411, 8494), (4247, 4822)]