18746265

素因数分解:

$3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{67}}^1\times {\mathrm{811}}^1$

素因数の和:909

約数の個数: 32

約数和(自身を含む): 31804416

約数和(自身を除く): 13058151

約数列:

[1, 3, 5, 15, 23, 67, 69, 115, 201, 335, 345, 811, 1005, 1541, 2433, 4055, 4623, 7705, 12165, 18653, 23115, 54337, 55959, 93265, 163011, 271685, 279795, 815055, 1249751, 3749253, 6248755, 18746265]

約数ペア:

[(1, 18746265), (3, 6248755), (5, 3749253), (15, 1249751), (23, 815055), (67, 279795), (69, 271685), (115, 163011), (201, 93265), (335, 55959), (345, 54337), (811, 23115), (1005, 18653), (1541, 12165), (2433, 7705), (4055, 4623)]