20366947768

素因数分解:

$2^3\times {\mathrm{257}}^1\times {\mathrm{1861}}^1\times {\mathrm{5323}}^1$

素因数の和:7447

約数の個数: 32

約数和(自身を含む): 38364424560

約数和(自身を除く): 17997476792

約数列:

[1, 2, 4, 8, 257, 514, 1028, 1861, 2056, 3722, 5323, 7444, 10646, 14888, 21292, 42584, 478277, 956554, 1368011, 1913108, 2736022, 3826216, 5472044, 9906103, 10944088, 19812206, 39624412, 79248824, 2545868471, 5091736942, 10183473884, 20366947768]

約数ペア:

[(1, 20366947768), (2, 10183473884), (4, 5091736942), (8, 2545868471), (257, 79248824), (514, 39624412), (1028, 19812206), (1861, 10944088), (2056, 9906103), (3722, 5472044), (5323, 3826216), (7444, 2736022), (10646, 1913108), (14888, 1368011), (21292, 956554), (42584, 478277)]