20806909446

素因数分解:

$2^1\times 3^1\times {\mathrm{113}}^1\times {\mathrm{997}}^1\times {\mathrm{30781}}^1$

素因数の和:31896

約数の個数: 32

約数和(自身を含む): 42025556448

約数和(自身を除く): 21218647002

約数列:

[1, 2, 3, 6, 113, 226, 339, 678, 997, 1994, 2991, 5982, 30781, 61562, 92343, 112661, 184686, 225322, 337983, 675966, 3478253, 6956506, 10434759, 20869518, 30688657, 61377314, 92065971, 184131942, 3467818241, 6935636482, 10403454723, 20806909446]

約数ペア:

[(1, 20806909446), (2, 10403454723), (3, 6935636482), (6, 3467818241), (113, 184131942), (226, 92065971), (339, 61377314), (678, 30688657), (997, 20869518), (1994, 10434759), (2991, 6956506), (5982, 3478253), (30781, 675966), (61562, 337983), (92343, 225322), (112661, 184686)]