2501972

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{101}}^1\times {\mathrm{563}}^1$

素因数の和:679

約数の個数: 24

約数和(自身を含む): 4832352

約数和(自身を除く): 2330380

約数列:

[1, 2, 4, 11, 22, 44, 101, 202, 404, 563, 1111, 1126, 2222, 2252, 4444, 6193, 12386, 24772, 56863, 113726, 227452, 625493, 1250986, 2501972]

約数ペア:

[(1, 2501972), (2, 1250986), (4, 625493), (11, 227452), (22, 113726), (44, 56863), (101, 24772), (202, 12386), (404, 6193), (563, 4444), (1111, 2252), (1126, 2222)]