18119295

素因数分解:

$3^7\times 5^1\times {\mathrm{1657}}^1$

素因数の和:1683

約数の個数: 32

約数和(自身を含む): 32629440

約数和(自身を除く): 14510145

約数列:

[1, 3, 5, 9, 15, 27, 45, 81, 135, 243, 405, 729, 1215, 1657, 2187, 3645, 4971, 8285, 10935, 14913, 24855, 44739, 74565, 134217, 223695, 402651, 671085, 1207953, 2013255, 3623859, 6039765, 18119295]

約数ペア:

[(1, 18119295), (3, 6039765), (5, 3623859), (9, 2013255), (15, 1207953), (27, 671085), (45, 402651), (81, 223695), (135, 134217), (243, 74565), (405, 44739), (729, 24855), (1215, 14913), (1657, 10935), (2187, 8285), (3645, 4971)]