20147921289

素因数分解:

$3^4\times {\mathrm{419}}^1\times {\mathrm{593651}}^1$

素因数の和:594082

約数の個数: 20

約数和(自身を含む): 30169394640

約数和(自身を除く): 10021473351

約数列:

[1, 3, 9, 27, 81, 419, 1257, 3771, 11313, 33939, 593651, 1780953, 5342859, 16028577, 48085731, 248739769, 746219307, 2238657921, 6715973763, 20147921289]

約数ペア:

[(1, 20147921289), (3, 6715973763), (9, 2238657921), (27, 746219307), (81, 248739769), (419, 48085731), (1257, 16028577), (3771, 5342859), (11313, 1780953), (33939, 593651)]