18906195

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{16369}}^1$

素因数の和:16395

約数の個数: 32

約数和(自身を含む): 37716480

約数和(自身を除く): 18810285

約数列:

[1, 3, 5, 7, 11, 15, 21, 33, 35, 55, 77, 105, 165, 231, 385, 1155, 16369, 49107, 81845, 114583, 180059, 245535, 343749, 540177, 572915, 900295, 1260413, 1718745, 2700885, 3781239, 6302065, 18906195]

約数ペア:

[(1, 18906195), (3, 6302065), (5, 3781239), (7, 2700885), (11, 1718745), (15, 1260413), (21, 900295), (33, 572915), (35, 540177), (55, 343749), (77, 245535), (105, 180059), (165, 114583), (231, 81845), (385, 49107), (1155, 16369)]