68889136

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{226609}}^1$

素因数の和:226636

約数の個数: 20

約数和(自身を含む): 140498200

約数和(自身を除く): 71609064

約数列:

[1, 2, 4, 8, 16, 19, 38, 76, 152, 304, 226609, 453218, 906436, 1812872, 3625744, 4305571, 8611142, 17222284, 34444568, 68889136]

約数ペア:

[(1, 68889136), (2, 34444568), (4, 17222284), (8, 8611142), (16, 4305571), (19, 3625744), (38, 1812872), (76, 906436), (152, 453218), (304, 226609)]