197910448

素因数分解:

$2^4\times {\mathrm{31}}^1\times {\mathrm{311}}^1\times {\mathrm{1283}}^1$

素因数の和:1633

約数の個数: 40

約数和(自身を含む): 397403136

約数和(自身を除く): 199492688

約数列:

[1, 2, 4, 8, 16, 31, 62, 124, 248, 311, 496, 622, 1244, 1283, 2488, 2566, 4976, 5132, 9641, 10264, 19282, 20528, 38564, 39773, 77128, 79546, 154256, 159092, 318184, 399013, 636368, 798026, 1596052, 3192104, 6384208, 12369403, 24738806, 49477612, 98955224, 197910448]

約数ペア:

[(1, 197910448), (2, 98955224), (4, 49477612), (8, 24738806), (16, 12369403), (31, 6384208), (62, 3192104), (124, 1596052), (248, 798026), (311, 636368), (496, 399013), (622, 318184), (1244, 159092), (1283, 154256), (2488, 79546), (2566, 77128), (4976, 39773), (5132, 38564), (9641, 20528), (10264, 19282)]