20828351

素因数分解:

${\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{103}}^1\times {\mathrm{367}}^1$

素因数の和:518

約数の個数: 16

約数和(自身を含む): 22963200

約数和(自身を除く): 2134849

約数列:

[1, 19, 29, 103, 367, 551, 1957, 2987, 6973, 10643, 37801, 56753, 202217, 718219, 1096229, 20828351]

約数ペア:

[(1, 20828351), (19, 1096229), (29, 718219), (103, 202217), (367, 56753), (551, 37801), (1957, 10643), (2987, 6973)]