16880072

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{433}}^1\times {\mathrm{443}}^1$

素因数の和:893

約数の個数: 32

約数和(自身を含む): 34685280

約数和(自身を除く): 17805208

約数列:

[1, 2, 4, 8, 11, 22, 44, 88, 433, 443, 866, 886, 1732, 1772, 3464, 3544, 4763, 4873, 9526, 9746, 19052, 19492, 38104, 38984, 191819, 383638, 767276, 1534552, 2110009, 4220018, 8440036, 16880072]

約数ペア:

[(1, 16880072), (2, 8440036), (4, 4220018), (8, 2110009), (11, 1534552), (22, 767276), (44, 383638), (88, 191819), (433, 38984), (443, 38104), (866, 19492), (886, 19052), (1732, 9746), (1772, 9526), (3464, 4873), (3544, 4763)]