18388431

素因数分解:

$3^3\times {\mathrm{23}}^1\times {\mathrm{29611}}^1$

素因数の和:29643

約数の個数: 16

約数和(自身を含む): 28427520

約数和(自身を除く): 10039089

約数列:

[1, 3, 9, 23, 27, 69, 207, 621, 29611, 88833, 266499, 681053, 799497, 2043159, 6129477, 18388431]

約数ペア:

[(1, 18388431), (3, 6129477), (9, 2043159), (23, 799497), (27, 681053), (69, 266499), (207, 88833), (621, 29611)]