20925916

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{25031}}^1$

素因数の和:25065

約数の個数: 24

約数和(自身を含む): 42053760

約数和(自身を除く): 21127844

約数列:

[1, 2, 4, 11, 19, 22, 38, 44, 76, 209, 418, 836, 25031, 50062, 100124, 275341, 475589, 550682, 951178, 1101364, 1902356, 5231479, 10462958, 20925916]

約数ペア:

[(1, 20925916), (2, 10462958), (4, 5231479), (11, 1902356), (19, 1101364), (22, 951178), (38, 550682), (44, 475589), (76, 275341), (209, 100124), (418, 50062), (836, 25031)]