20959708718

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{151}}^1\times {\mathrm{144289}}^1$

素因数の和:144492

約数の個数: 32

約数和(自身を含む): 35003599680

約数和(自身を除く): 14043890962

約数列:

[1, 2, 13, 26, 37, 74, 151, 302, 481, 962, 1963, 3926, 5587, 11174, 72631, 144289, 145262, 288578, 1875757, 3751514, 5338693, 10677386, 21787639, 43575278, 69403009, 138806018, 283239307, 566478614, 806142643, 1612285286, 10479854359, 20959708718]

約数ペア:

[(1, 20959708718), (2, 10479854359), (13, 1612285286), (26, 806142643), (37, 566478614), (74, 283239307), (151, 138806018), (302, 69403009), (481, 43575278), (962, 21787639), (1963, 10677386), (3926, 5338693), (5587, 3751514), (11174, 1875757), (72631, 288578), (144289, 145262)]