129293392

素因数分解:

$2^4\times {\mathrm{37}}^1\times {\mathrm{218401}}^1$

素因数の和:218446

約数の個数: 20

約数和(自身を含む): 257277556

約数和(自身を除く): 127984164

約数列:

[1, 2, 4, 8, 16, 37, 74, 148, 296, 592, 218401, 436802, 873604, 1747208, 3494416, 8080837, 16161674, 32323348, 64646696, 129293392]

約数ペア:

[(1, 129293392), (2, 64646696), (4, 32323348), (8, 16161674), (16, 8080837), (37, 3494416), (74, 1747208), (148, 873604), (296, 436802), (592, 218401)]