20692617

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{137}}^1\times {\mathrm{199}}^1$

素因数の和:373

約数の個数: 32

約数和(自身を含む): 31795200

約数和(自身を除く): 11102583

約数列:

[1, 3, 11, 23, 33, 69, 137, 199, 253, 411, 597, 759, 1507, 2189, 3151, 4521, 4577, 6567, 9453, 13731, 27263, 34661, 50347, 81789, 103983, 151041, 299893, 627049, 899679, 1881147, 6897539, 20692617]

約数ペア:

[(1, 20692617), (3, 6897539), (11, 1881147), (23, 899679), (33, 627049), (69, 299893), (137, 151041), (199, 103983), (253, 81789), (411, 50347), (597, 34661), (759, 27263), (1507, 13731), (2189, 9453), (3151, 6567), (4521, 4577)]