81885392

素因数分解:

$2^4\times {\mathrm{59}}^1\times {\mathrm{86743}}^1$

素因数の和:86810

約数の個数: 20

約数和(自身を含む): 161343840

約数和(自身を除く): 79458448

約数列:

[1, 2, 4, 8, 16, 59, 118, 236, 472, 944, 86743, 173486, 346972, 693944, 1387888, 5117837, 10235674, 20471348, 40942696, 81885392]

約数ペア:

[(1, 81885392), (2, 40942696), (4, 20471348), (8, 10235674), (16, 5117837), (59, 1387888), (118, 693944), (236, 346972), (472, 173486), (944, 86743)]