18708145

素因数分解:

$5^1\times {\mathrm{71}}^1\times {\mathrm{151}}^1\times {\mathrm{349}}^1$

素因数の和:576

約数の個数: 16

約数和(自身を含む): 22982400

約数和(自身を除く): 4274255

約数列:

[1, 5, 71, 151, 349, 355, 755, 1745, 10721, 24779, 52699, 53605, 123895, 263495, 3741629, 18708145]

約数ペア:

[(1, 18708145), (5, 3741629), (71, 263495), (151, 123895), (349, 53605), (355, 52699), (755, 24779), (1745, 10721)]