20838269

素因数分解:

${\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{59}}^1\times {\mathrm{641}}^1$

素因数の和:748

約数の個数: 16

約数和(自身を含む): 23112000

約数和(自身を除く): 2273731

約数列:

[1, 19, 29, 59, 551, 641, 1121, 1711, 12179, 18589, 32509, 37819, 353191, 718561, 1096751, 20838269]

約数ペア:

[(1, 20838269), (19, 1096751), (29, 718561), (59, 353191), (551, 37819), (641, 32509), (1121, 18589), (1711, 12179)]