20976633

素因数分解:

$3^2\times {\mathrm{79}}^1\times {\mathrm{163}}^1\times {\mathrm{181}}^1$

素因数の和:429

約数の個数: 24

約数和(自身を含む): 31041920

約数和(自身を除く): 10065287

約数列:

[1, 3, 9, 79, 163, 181, 237, 489, 543, 711, 1467, 1629, 12877, 14299, 29503, 38631, 42897, 88509, 115893, 128691, 265527, 2330737, 6992211, 20976633]

約数ペア:

[(1, 20976633), (3, 6992211), (9, 2330737), (79, 265527), (163, 128691), (181, 115893), (237, 88509), (489, 42897), (543, 38631), (711, 29503), (1467, 14299), (1629, 12877)]