20653809

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{613}}^1\times {\mathrm{1021}}^1$

素因数の和:1648

約数の個数: 16

約数和(自身を含む): 30120384

約数和(自身を除く): 9466575

約数列:

[1, 3, 11, 33, 613, 1021, 1839, 3063, 6743, 11231, 20229, 33693, 625873, 1877619, 6884603, 20653809]

約数ペア:

[(1, 20653809), (3, 6884603), (11, 1877619), (33, 625873), (613, 33693), (1021, 20229), (1839, 11231), (3063, 6743)]