20441566

素因数分解:

$2^1\times {\mathrm{67}}^1\times {\mathrm{79}}^1\times {\mathrm{1931}}^1$

素因数の和:2079

約数の個数: 16

約数和(自身を含む): 31530240

約数和(自身を除く): 11088674

約数列:

[1, 2, 67, 79, 134, 158, 1931, 3862, 5293, 10586, 129377, 152549, 258754, 305098, 10220783, 20441566]

約数ペア:

[(1, 20441566), (2, 10220783), (67, 305098), (79, 258754), (134, 152549), (158, 129377), (1931, 10586), (3862, 5293)]