18654441

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{10177}}^1$

素因数の和:10240

約数の個数: 16

約数和(自身を含む): 27358464

約数和(自身を除く): 8704023

約数列:

[1, 3, 13, 39, 47, 141, 611, 1833, 10177, 30531, 132301, 396903, 478319, 1434957, 6218147, 18654441]

約数ペア:

[(1, 18654441), (3, 6218147), (13, 1434957), (39, 478319), (47, 396903), (141, 132301), (611, 30531), (1833, 10177)]