18913003197

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{463}}^1\times {\mathrm{1237843}}^1$

素因数の和:1238320

約数の個数: 16

約数和(自身を含む): 27569261568

約数和(自身を除く): 8656258371

約数列:

[1, 3, 11, 33, 463, 1389, 5093, 15279, 1237843, 3713529, 13616273, 40848819, 573121309, 1719363927, 6304334399, 18913003197]

約数ペア:

[(1, 18913003197), (3, 6304334399), (11, 1719363927), (33, 573121309), (463, 40848819), (1389, 13616273), (5093, 3713529), (15279, 1237843)]