20145841371

素因数分解:

$3^7\times {\mathrm{181}}^1\times {\mathrm{50893}}^1$

素因数の和:51095

約数の個数: 32

約数和(自身を含む): 30381682240

約数和(自身を除く): 10235840869

約数列:

[1, 3, 9, 27, 81, 181, 243, 543, 729, 1629, 2187, 4887, 14661, 43983, 50893, 131949, 152679, 395847, 458037, 1374111, 4122333, 9211633, 12366999, 27634899, 37100997, 82904697, 111302991, 248714091, 746142273, 2238426819, 6715280457, 20145841371]

約数ペア:

[(1, 20145841371), (3, 6715280457), (9, 2238426819), (27, 746142273), (81, 248714091), (181, 111302991), (243, 82904697), (543, 37100997), (729, 27634899), (1629, 12366999), (2187, 9211633), (4887, 4122333), (14661, 1374111), (43983, 458037), (50893, 395847), (131949, 152679)]