20020357

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{109}}^1\times {\mathrm{1381}}^1$

素因数の和:1516

約数の個数: 16

約数和(自身を含む): 24323200

約数和(自身を除く): 4302843

約数列:

[1, 7, 19, 109, 133, 763, 1381, 2071, 9667, 14497, 26239, 150529, 183673, 1053703, 2860051, 20020357]

約数ペア:

[(1, 20020357), (7, 2860051), (19, 1053703), (109, 183673), (133, 150529), (763, 26239), (1381, 14497), (2071, 9667)]