20341439672

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{133825261}}^1$

素因数の和:133825286

約数の個数: 16

約数和(自身を含む): 40147578600

約数和(自身を除く): 19806138928

約数列:

[1, 2, 4, 8, 19, 38, 76, 152, 133825261, 267650522, 535301044, 1070602088, 2542679959, 5085359918, 10170719836, 20341439672]

約数ペア:

[(1, 20341439672), (2, 10170719836), (4, 5085359918), (8, 2542679959), (19, 1070602088), (38, 535301044), (76, 267650522), (152, 133825261)]