18012335

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{491}}^1$

素因数の和:559

約数の個数: 32

約数和(自身を含む): 25505280

約数和(自身を除く): 7492945

約数列:

[1, 5, 11, 23, 29, 55, 115, 145, 253, 319, 491, 667, 1265, 1595, 2455, 3335, 5401, 7337, 11293, 14239, 27005, 36685, 56465, 71195, 124223, 156629, 327497, 621115, 783145, 1637485, 3602467, 18012335]

約数ペア:

[(1, 18012335), (5, 3602467), (11, 1637485), (23, 783145), (29, 621115), (55, 327497), (115, 156629), (145, 124223), (253, 71195), (319, 56465), (491, 36685), (667, 27005), (1265, 14239), (1595, 11293), (2455, 7337), (3335, 5401)]