20316492

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{80621}}^1$

素因数の和:80638

約数の個数: 36

約数和(自身を含む): 58692816

約数和(自身を除く): 38376324

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 36, 42, 63, 84, 126, 252, 80621, 161242, 241863, 322484, 483726, 564347, 725589, 967452, 1128694, 1451178, 1693041, 2257388, 2902356, 3386082, 5079123, 6772164, 10158246, 20316492]

約数ペア:

[(1, 20316492), (2, 10158246), (3, 6772164), (4, 5079123), (6, 3386082), (7, 2902356), (9, 2257388), (12, 1693041), (14, 1451178), (18, 1128694), (21, 967452), (28, 725589), (36, 564347), (42, 483726), (63, 322484), (84, 241863), (126, 161242), (252, 80621)]