18789045

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{4951}}^1$

素因数の和:4993

約数の個数: 32

約数和(自身を含む): 34228224

約数和(自身を除く): 15439179

約数列:

[1, 3, 5, 11, 15, 23, 33, 55, 69, 115, 165, 253, 345, 759, 1265, 3795, 4951, 14853, 24755, 54461, 74265, 113873, 163383, 272305, 341619, 569365, 816915, 1252603, 1708095, 3757809, 6263015, 18789045]

約数ペア:

[(1, 18789045), (3, 6263015), (5, 3757809), (11, 1708095), (15, 1252603), (23, 816915), (33, 569365), (55, 341619), (69, 272305), (115, 163383), (165, 113873), (253, 74265), (345, 54461), (759, 24755), (1265, 14853), (3795, 4951)]