20651382

素因数分解:

$2^1\times 3^3\times {\mathrm{89}}^1\times {\mathrm{4297}}^1$

素因数の和:4397

約数の個数: 32

約数和(自身を含む): 46418400

約数和(自身を除く): 25767018

約数列:

[1, 2, 3, 6, 9, 18, 27, 54, 89, 178, 267, 534, 801, 1602, 2403, 4297, 4806, 8594, 12891, 25782, 38673, 77346, 116019, 232038, 382433, 764866, 1147299, 2294598, 3441897, 6883794, 10325691, 20651382]

約数ペア:

[(1, 20651382), (2, 10325691), (3, 6883794), (6, 3441897), (9, 2294598), (18, 1147299), (27, 764866), (54, 382433), (89, 232038), (178, 116019), (267, 77346), (534, 38673), (801, 25782), (1602, 12891), (2403, 8594), (4297, 4806)]