20792163

素因数分解:

$3^1\times 7^1\times {\mathrm{101}}^1\times {\mathrm{9803}}^1$

素因数の和:9914

約数の個数: 16

約数和(自身を含む): 32000256

約数和(自身を除く): 11208093

約数列:

[1, 3, 7, 21, 101, 303, 707, 2121, 9803, 29409, 68621, 205863, 990103, 2970309, 6930721, 20792163]

約数ペア:

[(1, 20792163), (3, 6930721), (7, 2970309), (21, 990103), (101, 205863), (303, 68621), (707, 29409), (2121, 9803)]