201999982

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{181}}^1\times {\mathrm{683}}^1$

素因数の和:928

約数の個数: 32

約数和(自身を含む): 328648320

約数和(自身を除く): 126648338

約数列:

[1, 2, 19, 38, 43, 86, 181, 362, 683, 817, 1366, 1634, 3439, 6878, 7783, 12977, 15566, 25954, 29369, 58738, 123623, 147877, 247246, 295754, 558011, 1116022, 2348837, 4697674, 5315789, 10631578, 100999991, 201999982]

約数ペア:

[(1, 201999982), (2, 100999991), (19, 10631578), (38, 5315789), (43, 4697674), (86, 2348837), (181, 1116022), (362, 558011), (683, 295754), (817, 247246), (1366, 147877), (1634, 123623), (3439, 58738), (6878, 29369), (7783, 25954), (12977, 15566)]