20798045949

素因数分解:

$3^1\times {\mathrm{109}}^1\times {\mathrm{149}}^1\times {\mathrm{426863}}^1$

素因数の和:427124

約数の個数: 16

約数和(自身を含む): 28173024000

約数和(自身を除く): 7374978051

約数列:

[1, 3, 109, 149, 327, 447, 16241, 48723, 426863, 1280589, 46528067, 63602587, 139584201, 190807761, 6932681983, 20798045949]

約数ペア:

[(1, 20798045949), (3, 6932681983), (109, 190807761), (149, 139584201), (327, 63602587), (447, 46528067), (16241, 1280589), (48723, 426863)]