20693896

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{59}}^1\times {\mathrm{2579}}^1$

素因数の和:2661

約数の個数: 32

約数和(自身を含む): 41796000

約数和(自身を除く): 21102104

約数列:

[1, 2, 4, 8, 17, 34, 59, 68, 118, 136, 236, 472, 1003, 2006, 2579, 4012, 5158, 8024, 10316, 20632, 43843, 87686, 152161, 175372, 304322, 350744, 608644, 1217288, 2586737, 5173474, 10346948, 20693896]

約数ペア:

[(1, 20693896), (2, 10346948), (4, 5173474), (8, 2586737), (17, 1217288), (34, 608644), (59, 350744), (68, 304322), (118, 175372), (136, 152161), (236, 87686), (472, 43843), (1003, 20632), (2006, 10316), (2579, 8024), (4012, 5158)]