1581616

素因数分解:

$2^4\times {\mathrm{41}}^1\times {\mathrm{2411}}^1$

素因数の和:2460

約数の個数: 20

約数和(自身を含む): 3140424

約数和(自身を除く): 1558808

約数列:

[1, 2, 4, 8, 16, 41, 82, 164, 328, 656, 2411, 4822, 9644, 19288, 38576, 98851, 197702, 395404, 790808, 1581616]

約数ペア:

[(1, 1581616), (2, 790808), (4, 395404), (8, 197702), (16, 98851), (41, 38576), (82, 19288), (164, 9644), (328, 4822), (656, 2411)]