20945352

素因数分解:

$2^3\times 3^1\times {\mathrm{821}}^1\times {\mathrm{1063}}^1$

素因数の和:1893

約数の個数: 32

約数和(自身を含む): 52476480

約数和(自身を除く): 31531128

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 821, 1063, 1642, 2126, 2463, 3189, 3284, 4252, 4926, 6378, 6568, 8504, 9852, 12756, 19704, 25512, 872723, 1745446, 2618169, 3490892, 5236338, 6981784, 10472676, 20945352]

約数ペア:

[(1, 20945352), (2, 10472676), (3, 6981784), (4, 5236338), (6, 3490892), (8, 2618169), (12, 1745446), (24, 872723), (821, 25512), (1063, 19704), (1642, 12756), (2126, 9852), (2463, 8504), (3189, 6568), (3284, 6378), (4252, 4926)]