20194687881

素因数分解:

$3^3\times {\mathrm{467}}^1\times {\mathrm{1601609}}^1$

素因数の和:1602085

約数の個数: 16

約数和(自身を含む): 29982139200

約数和(自身を除く): 9787451319

約数列:

[1, 3, 9, 27, 467, 1401, 4203, 12609, 1601609, 4804827, 14414481, 43243443, 747951403, 2243854209, 6731562627, 20194687881]

約数ペア:

[(1, 20194687881), (3, 6731562627), (9, 2243854209), (27, 747951403), (467, 43243443), (1401, 14414481), (4203, 4804827), (12609, 1601609)]