18616905

素因数分解:

$3^3\times 5^1\times {\mathrm{239}}^1\times {\mathrm{577}}^1$

素因数の和:830

約数の個数: 32

約数和(自身を含む): 33292800

約数和(自身を除く): 14675895

約数列:

[1, 3, 5, 9, 15, 27, 45, 135, 239, 577, 717, 1195, 1731, 2151, 2885, 3585, 5193, 6453, 8655, 10755, 15579, 25965, 32265, 77895, 137903, 413709, 689515, 1241127, 2068545, 3723381, 6205635, 18616905]

約数ペア:

[(1, 18616905), (3, 6205635), (5, 3723381), (9, 2068545), (15, 1241127), (27, 689515), (45, 413709), (135, 137903), (239, 77895), (577, 32265), (717, 25965), (1195, 15579), (1731, 10755), (2151, 8655), (2885, 6453), (3585, 5193)]