20218194

素因数分解:

$2^1\times 3^3\times {\mathrm{163}}^1\times {\mathrm{2297}}^1$

素因数の和:2471

約数の個数: 32

約数和(自身を含む): 45224640

約数和(自身を除く): 25006446

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 163, 326, 489, 978, 1467, 2297, 2934, 4401, 4594, 6891, 8802, 13782, 20673, 41346, 62019, 124038, 374411, 748822, 1123233, 2246466, 3369699, 6739398, 10109097, 20218194]

約数ペア:

[(1, 20218194), (2, 10109097), (3, 6739398), (6, 3369699), (9, 2246466), (18, 1123233), (27, 748822), (54, 374411), (163, 124038), (326, 62019), (489, 41346), (978, 20673), (1467, 13782), (2297, 8802), (2934, 6891), (4401, 4594)]