39899824

素因数分解:

$2^4\times {\mathrm{29}}^1\times {\mathrm{85991}}^1$

素因数の和:86028

約数の個数: 20

約数和(自身を含む): 79972560

約数和(自身を除く): 40072736

約数列:

[1, 2, 4, 8, 16, 29, 58, 116, 232, 464, 85991, 171982, 343964, 687928, 1375856, 2493739, 4987478, 9974956, 19949912, 39899824]

約数ペア:

[(1, 39899824), (2, 19949912), (4, 9974956), (8, 4987478), (16, 2493739), (29, 1375856), (58, 687928), (116, 343964), (232, 171982), (464, 85991)]