18138735

素因数分解:

$3^5\times 5^1\times {\mathrm{14929}}^1$

素因数の和:14949

約数の個数: 24

約数和(自身を含む): 32607120

約数和(自身を除く): 14468385

約数列:

[1, 3, 5, 9, 15, 27, 45, 81, 135, 243, 405, 1215, 14929, 44787, 74645, 134361, 223935, 403083, 671805, 1209249, 2015415, 3627747, 6046245, 18138735]

約数ペア:

[(1, 18138735), (3, 6046245), (5, 3627747), (9, 2015415), (15, 1209249), (27, 671805), (45, 403083), (81, 223935), (135, 134361), (243, 74645), (405, 44787), (1215, 14929)]