2220221552

素因数分解:

$2^4\times {\mathrm{5557}}^1\times {\mathrm{24971}}^1$

素因数の和:30536

約数の個数: 20

約数和(自身を含む): 4302625656

約数和(自身を除く): 2082404104

約数列:

[1, 2, 4, 8, 16, 5557, 11114, 22228, 24971, 44456, 49942, 88912, 99884, 199768, 399536, 138763847, 277527694, 555055388, 1110110776, 2220221552]

約数ペア:

[(1, 2220221552), (2, 1110110776), (4, 555055388), (8, 277527694), (16, 138763847), (5557, 399536), (11114, 199768), (22228, 99884), (24971, 88912), (44456, 49942)]