20137247995

素因数分解:

$5^1\times {\mathrm{31}}^1\times {\mathrm{47}}^1\times {\mathrm{2764207}}^1$

素因数の和:2764290

約数の個数: 16

約数和(自身を含む): 25474940928

約数和(自身を除く): 5337692933

約数列:

[1, 5, 31, 47, 155, 235, 1457, 7285, 2764207, 13821035, 85690417, 129917729, 428452085, 649588645, 4027449599, 20137247995]

約数ペア:

[(1, 20137247995), (5, 4027449599), (31, 649588645), (47, 428452085), (155, 129917729), (235, 85690417), (1457, 13821035), (7285, 2764207)]