20199665264

素因数分解:

$2^4\times {\mathrm{47}}^1\times {\mathrm{26861257}}^1$

素因数の和:26861312

約数の個数: 20

約数和(自身を含む): 39969551904

約数和(自身を除く): 19769886640

約数列:

[1, 2, 4, 8, 16, 47, 94, 188, 376, 752, 26861257, 53722514, 107445028, 214890056, 429780112, 1262479079, 2524958158, 5049916316, 10099832632, 20199665264]

約数ペア:

[(1, 20199665264), (2, 10099832632), (4, 5049916316), (8, 2524958158), (16, 1262479079), (47, 429780112), (94, 214890056), (188, 107445028), (376, 53722514), (752, 26861257)]