20409036

素因数分解:

$2^2\times 3^1\times {\mathrm{31}}^1\times {\mathrm{83}}^1\times {\mathrm{661}}^1$

素因数の和:782

約数の個数: 48

約数和(自身を含む): 49824768

約数和(自身を除く): 29415732

約数列:

[1, 2, 3, 4, 6, 12, 31, 62, 83, 93, 124, 166, 186, 249, 332, 372, 498, 661, 996, 1322, 1983, 2573, 2644, 3966, 5146, 7719, 7932, 10292, 15438, 20491, 30876, 40982, 54863, 61473, 81964, 109726, 122946, 164589, 219452, 245892, 329178, 658356, 1700753, 3401506, 5102259, 6803012, 10204518, 20409036]

約数ペア:

[(1, 20409036), (2, 10204518), (3, 6803012), (4, 5102259), (6, 3401506), (12, 1700753), (31, 658356), (62, 329178), (83, 245892), (93, 219452), (124, 164589), (166, 122946), (186, 109726), (249, 81964), (332, 61473), (372, 54863), (498, 40982), (661, 30876), (996, 20491), (1322, 15438), (1983, 10292), (2573, 7932), (2644, 7719), (3966, 5146)]