4008176

素因数分解:

$2^4\times {\mathrm{31}}^1\times {\mathrm{8081}}^1$

素因数の和:8120

約数の個数: 20

約数和(自身を含む): 8017344

約数和(自身を除く): 4009168

約数列:

[1, 2, 4, 8, 16, 31, 62, 124, 248, 496, 8081, 16162, 32324, 64648, 129296, 250511, 501022, 1002044, 2004088, 4008176]

約数ペア:

[(1, 4008176), (2, 2004088), (4, 1002044), (8, 501022), (16, 250511), (31, 129296), (62, 64648), (124, 32324), (248, 16162), (496, 8081)]