20091942

素因数分解:

$2^1\times 3^3\times {\mathrm{13}}^1\times {\mathrm{28621}}^1$

素因数の和:28645

約数の個数: 32

約数和(自身を含む): 48084960

約数和(自身を除く): 27993018

約数列:

[1, 2, 3, 6, 9, 13, 18, 26, 27, 39, 54, 78, 117, 234, 351, 702, 28621, 57242, 85863, 171726, 257589, 372073, 515178, 744146, 772767, 1116219, 1545534, 2232438, 3348657, 6697314, 10045971, 20091942]

約数ペア:

[(1, 20091942), (2, 10045971), (3, 6697314), (6, 3348657), (9, 2232438), (13, 1545534), (18, 1116219), (26, 772767), (27, 744146), (39, 515178), (54, 372073), (78, 257589), (117, 171726), (234, 85863), (351, 57242), (702, 28621)]