20386625

素因数分解:

$5^3\times 7^1\times {\mathrm{23}}^1\times {\mathrm{1013}}^1$

素因数の和:1058

約数の個数: 32

約数和(自身を含む): 30371328

約数和(自身を除く): 9984703

約数列:

[1, 5, 7, 23, 25, 35, 115, 125, 161, 175, 575, 805, 875, 1013, 2875, 4025, 5065, 7091, 20125, 23299, 25325, 35455, 116495, 126625, 163093, 177275, 582475, 815465, 886375, 2912375, 4077325, 20386625]

約数ペア:

[(1, 20386625), (5, 4077325), (7, 2912375), (23, 886375), (25, 815465), (35, 582475), (115, 177275), (125, 163093), (161, 126625), (175, 116495), (575, 35455), (805, 25325), (875, 23299), (1013, 20125), (2875, 7091), (4025, 5065)]