20601050

素因数分解:

$2^1\times 5^2\times {\mathrm{31}}^1\times {\mathrm{13291}}^1$

素因数の和:13334

約数の個数: 24

約数和(自身を含む): 39556992

約数和(自身を除く): 18955942

約数列:

[1, 2, 5, 10, 25, 31, 50, 62, 155, 310, 775, 1550, 13291, 26582, 66455, 132910, 332275, 412021, 664550, 824042, 2060105, 4120210, 10300525, 20601050]

約数ペア:

[(1, 20601050), (2, 10300525), (5, 4120210), (10, 2060105), (25, 824042), (31, 664550), (50, 412021), (62, 332275), (155, 132910), (310, 66455), (775, 26582), (1550, 13291)]