72389168

素因数分解:

$2^4\times {\mathrm{37}}^1\times {\mathrm{122279}}^1$

素因数の和:122324

約数の個数: 20

約数和(自身を含む): 144045840

約数和(自身を除く): 71656672

約数列:

[1, 2, 4, 8, 16, 37, 74, 148, 296, 592, 122279, 244558, 489116, 978232, 1956464, 4524323, 9048646, 18097292, 36194584, 72389168]

約数ペア:

[(1, 72389168), (2, 36194584), (4, 18097292), (8, 9048646), (16, 4524323), (37, 1956464), (74, 978232), (148, 489116), (296, 244558), (592, 122279)]