18587043

素因数分解:

$3^3\times {\mathrm{47}}^1\times {\mathrm{97}}^1\times {\mathrm{151}}^1$

素因数の和:304

約数の個数: 32

約数和(自身を含む): 28600320

約数和(自身を除く): 10013277

約数列:

[1, 3, 9, 27, 47, 97, 141, 151, 291, 423, 453, 873, 1269, 1359, 2619, 4077, 4559, 7097, 13677, 14647, 21291, 41031, 43941, 63873, 123093, 131823, 191619, 395469, 688409, 2065227, 6195681, 18587043]

約数ペア:

[(1, 18587043), (3, 6195681), (9, 2065227), (27, 688409), (47, 395469), (97, 191619), (141, 131823), (151, 123093), (291, 63873), (423, 43941), (453, 41031), (873, 21291), (1269, 14647), (1359, 13677), (2619, 7097), (4077, 4559)]