20238304815

素因数分解:

$3^6\times 5^1\times {\mathrm{347}}^1\times {\mathrm{16001}}^1$

素因数の和:16371

約数の個数: 56

約数和(自身を含む): 36519508368

約数和(自身を除く): 16281203553

約数列:

[1, 3, 5, 9, 15, 27, 45, 81, 135, 243, 347, 405, 729, 1041, 1215, 1735, 3123, 3645, 5205, 9369, 15615, 16001, 28107, 46845, 48003, 80005, 84321, 140535, 144009, 240015, 252963, 421605, 432027, 720045, 1264815, 1296081, 2160135, 3888243, 5552347, 6480405, 11664729, 16657041, 19441215, 27761735, 49971123, 58323645, 83285205, 149913369, 249855615, 449740107, 749566845, 1349220321, 2248700535, 4047660963, 6746101605, 20238304815]

約数ペア:

[(1, 20238304815), (3, 6746101605), (5, 4047660963), (9, 2248700535), (15, 1349220321), (27, 749566845), (45, 449740107), (81, 249855615), (135, 149913369), (243, 83285205), (347, 58323645), (405, 49971123), (729, 27761735), (1041, 19441215), (1215, 16657041), (1735, 11664729), (3123, 6480405), (3645, 5552347), (5205, 3888243), (9369, 2160135), (15615, 1296081), (16001, 1264815), (28107, 720045), (46845, 432027), (48003, 421605), (80005, 252963), (84321, 240015), (140535, 144009)]