79881392

素因数分解:

$2^4\times {\mathrm{23}}^1\times {\mathrm{217069}}^1$

素因数の和:217100

約数の個数: 20

約数和(自身を含む): 161500080

約数和(自身を除く): 81618688

約数列:

[1, 2, 4, 8, 16, 23, 46, 92, 184, 368, 217069, 434138, 868276, 1736552, 3473104, 4992587, 9985174, 19970348, 39940696, 79881392]

約数ペア:

[(1, 79881392), (2, 39940696), (4, 19970348), (8, 9985174), (16, 4992587), (23, 3473104), (46, 1736552), (92, 868276), (184, 434138), (368, 217069)]