208021892

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{227}}^1\times {\mathrm{17623}}^1$

素因数の和:17867

約数の個数: 24

約数和(自身を含む): 393790656

約数和(自身を除く): 185768764

約数列:

[1, 2, 4, 13, 26, 52, 227, 454, 908, 2951, 5902, 11804, 17623, 35246, 70492, 229099, 458198, 916396, 4000421, 8000842, 16001684, 52005473, 104010946, 208021892]

約数ペア:

[(1, 208021892), (2, 104010946), (4, 52005473), (13, 16001684), (26, 8000842), (52, 4000421), (227, 916396), (454, 458198), (908, 229099), (2951, 70492), (5902, 35246), (11804, 17623)]