20724798

素因数分解:

$2^1\times 3^1\times {\mathrm{163}}^1\times {\mathrm{21191}}^1$

素因数の和:21359

約数の個数: 16

約数和(自身を含む): 41705856

約数和(自身を除く): 20981058

約数列:

[1, 2, 3, 6, 163, 326, 489, 978, 21191, 42382, 63573, 127146, 3454133, 6908266, 10362399, 20724798]

約数ペア:

[(1, 20724798), (2, 10362399), (3, 6908266), (6, 3454133), (163, 127146), (326, 63573), (489, 42382), (978, 21191)]