18956428

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{113}}^1\times {\mathrm{2467}}^1$

素因数の和:2601

約数の個数: 24

約数和(自身を含む): 35450352

約数和(自身を除く): 16493924

約数列:

[1, 2, 4, 17, 34, 68, 113, 226, 452, 1921, 2467, 3842, 4934, 7684, 9868, 41939, 83878, 167756, 278771, 557542, 1115084, 4739107, 9478214, 18956428]

約数ペア:

[(1, 18956428), (2, 9478214), (4, 4739107), (17, 1115084), (34, 557542), (68, 278771), (113, 167756), (226, 83878), (452, 41939), (1921, 9868), (2467, 7684), (3842, 4934)]