20959316

素因数分解:

$2^2\times 7^1\times {\mathrm{37}}^1\times {\mathrm{20231}}^1$

素因数の和:20279

約数の個数: 24

約数和(自身を含む): 43053696

約数和(自身を除く): 22094380

約数列:

[1, 2, 4, 7, 14, 28, 37, 74, 148, 259, 518, 1036, 20231, 40462, 80924, 141617, 283234, 566468, 748547, 1497094, 2994188, 5239829, 10479658, 20959316]

約数ペア:

[(1, 20959316), (2, 10479658), (4, 5239829), (7, 2994188), (14, 1497094), (28, 748547), (37, 566468), (74, 283234), (148, 141617), (259, 80924), (518, 40462), (1036, 20231)]