20668074

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{163}}^1\times {\mathrm{3019}}^1$

素因数の和:3194

約数の個数: 32

約数和(自身を含む): 47546880

約数和(自身を除く): 26878806

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 163, 326, 489, 978, 1141, 2282, 3019, 3423, 6038, 6846, 9057, 18114, 21133, 42266, 63399, 126798, 492097, 984194, 1476291, 2952582, 3444679, 6889358, 10334037, 20668074]

約数ペア:

[(1, 20668074), (2, 10334037), (3, 6889358), (6, 3444679), (7, 2952582), (14, 1476291), (21, 984194), (42, 492097), (163, 126798), (326, 63399), (489, 42266), (978, 21133), (1141, 18114), (2282, 9057), (3019, 6846), (3423, 6038)]