11987950

素因数分解:

$2^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{18443}}^1$

素因数の和:18468

約数の個数: 24

約数和(自身を含む): 24014088

約数和(自身を除く): 12026138

約数列:

[1, 2, 5, 10, 13, 25, 26, 50, 65, 130, 325, 650, 18443, 36886, 92215, 184430, 239759, 461075, 479518, 922150, 1198795, 2397590, 5993975, 11987950]

約数ペア:

[(1, 11987950), (2, 5993975), (5, 2397590), (10, 1198795), (13, 922150), (25, 479518), (26, 461075), (50, 239759), (65, 184430), (130, 92215), (325, 36886), (650, 18443)]