18104715

素因数分解:

$3^6\times 5^1\times {\mathrm{4967}}^1$

素因数の和:4990

約数の個数: 28

約数和(自身を含む): 32580144

約数和(自身を除く): 14475429

約数列:

[1, 3, 5, 9, 15, 27, 45, 81, 135, 243, 405, 729, 1215, 3645, 4967, 14901, 24835, 44703, 74505, 134109, 223515, 402327, 670545, 1206981, 2011635, 3620943, 6034905, 18104715]

約数ペア:

[(1, 18104715), (3, 6034905), (5, 3620943), (9, 2011635), (15, 1206981), (27, 670545), (45, 402327), (81, 223515), (135, 134109), (243, 74505), (405, 44703), (729, 24835), (1215, 14901), (3645, 4967)]