20451222

素因数分解:

$2^1\times 3^2\times {\mathrm{11}}^1\times {\mathrm{103289}}^1$

素因数の和:103308

約数の個数: 24

約数和(自身を含む): 48339720

約数和(自身を除く): 27888498

約数列:

[1, 2, 3, 6, 9, 11, 18, 22, 33, 66, 99, 198, 103289, 206578, 309867, 619734, 929601, 1136179, 1859202, 2272358, 3408537, 6817074, 10225611, 20451222]

約数ペア:

[(1, 20451222), (2, 10225611), (3, 6817074), (6, 3408537), (9, 2272358), (11, 1859202), (18, 1136179), (22, 929601), (33, 619734), (66, 309867), (99, 206578), (198, 103289)]