20786645

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{457}}^1\times {\mathrm{827}}^1$

素因数の和:1300

約数の個数: 16

約数和(自身を含む): 27304128

約数和(自身を除く): 6517483

約数列:

[1, 5, 11, 55, 457, 827, 2285, 4135, 5027, 9097, 25135, 45485, 377939, 1889695, 4157329, 20786645]

約数ペア:

[(1, 20786645), (5, 4157329), (11, 1889695), (55, 377939), (457, 45485), (827, 25135), (2285, 9097), (4135, 5027)]