23319890

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{101}}^1\times {\mathrm{2099}}^1$

素因数の和:2218

約数の個数: 32

約数和(自身を含む): 46267200

約数和(自身を除く): 22947310

約数列:

[1, 2, 5, 10, 11, 22, 55, 101, 110, 202, 505, 1010, 1111, 2099, 2222, 4198, 5555, 10495, 11110, 20990, 23089, 46178, 115445, 211999, 230890, 423998, 1059995, 2119990, 2331989, 4663978, 11659945, 23319890]

約数ペア:

[(1, 23319890), (2, 11659945), (5, 4663978), (10, 2331989), (11, 2119990), (22, 1059995), (55, 423998), (101, 230890), (110, 211999), (202, 115445), (505, 46178), (1010, 23089), (1111, 20990), (2099, 11110), (2222, 10495), (4198, 5555)]