11618975

素因数分解:

$5^2\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{401}}^1$

素因数の和:491

約数の個数: 24

約数和(自身を含む): 15452880

約数和(自身を除く): 3833905

約数列:

[1, 5, 19, 25, 61, 95, 305, 401, 475, 1159, 1525, 2005, 5795, 7619, 10025, 24461, 28975, 38095, 122305, 190475, 464759, 611525, 2323795, 11618975]

約数ペア:

[(1, 11618975), (5, 2323795), (19, 611525), (25, 464759), (61, 190475), (95, 122305), (305, 38095), (401, 28975), (475, 24461), (1159, 10025), (1525, 7619), (2005, 5795)]