20199421782

素因数分解:

$2^1\times 3^2\times {\mathrm{61}}^1\times {\mathrm{18396559}}^1$

素因数の和:18396628

約数の個数: 24

約数和(自身を含む): 44482882080

約数和(自身を除く): 24283460298

約数列:

[1, 2, 3, 6, 9, 18, 61, 122, 183, 366, 549, 1098, 18396559, 36793118, 55189677, 110379354, 165569031, 331138062, 1122190099, 2244380198, 3366570297, 6733140594, 10099710891, 20199421782]

約数ペア:

[(1, 20199421782), (2, 10099710891), (3, 6733140594), (6, 3366570297), (9, 2244380198), (18, 1122190099), (61, 331138062), (122, 165569031), (183, 110379354), (366, 55189677), (549, 36793118), (1098, 18396559)]