20321524

素因数分解:

$2^2\times {\mathrm{109}}^1\times {\mathrm{127}}^1\times {\mathrm{367}}^1$

素因数の和:607

約数の個数: 24

約数和(自身を含む): 36270080

約数和(自身を除く): 15948556

約数列:

[1, 2, 4, 109, 127, 218, 254, 367, 436, 508, 734, 1468, 13843, 27686, 40003, 46609, 55372, 80006, 93218, 160012, 186436, 5080381, 10160762, 20321524]

約数ペア:

[(1, 20321524), (2, 10160762), (4, 5080381), (109, 186436), (127, 160012), (218, 93218), (254, 80006), (367, 55372), (436, 46609), (508, 40003), (734, 27686), (1468, 13843)]