20155664

素因数分解:

$2^4\times {\mathrm{229}}^1\times {\mathrm{5501}}^1$

素因数の和:5738

約数の個数: 20

約数和(自身を含む): 39229260

約数和(自身を除く): 19073596

約数列:

[1, 2, 4, 8, 16, 229, 458, 916, 1832, 3664, 5501, 11002, 22004, 44008, 88016, 1259729, 2519458, 5038916, 10077832, 20155664]

約数ペア:

[(1, 20155664), (2, 10077832), (4, 5038916), (8, 2519458), (16, 1259729), (229, 88016), (458, 44008), (916, 22004), (1832, 11002), (3664, 5501)]