22948219

素因数分解:

$7^2\times {\mathrm{19}}^1\times {\mathrm{157}}^2$

素因数の和:347

約数の個数: 18

約数和(自身を含む): 28279980

約数和(自身を除く): 5331761

約数列:

[1, 7, 19, 49, 133, 157, 931, 1099, 2983, 7693, 20881, 24649, 146167, 172543, 468331, 1207801, 3278317, 22948219]

約数ペア:

[(1, 22948219), (7, 3278317), (19, 1207801), (49, 468331), (133, 172543), (157, 146167), (931, 24649), (1099, 20881), (2983, 7693)]