20069996

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{71}}^1\times {\mathrm{4157}}^1$

素因数の和:4249

約数の個数: 24

約数和(自身を含む): 37721376

約数和(自身を除く): 17651380

約数列:

[1, 2, 4, 17, 34, 68, 71, 142, 284, 1207, 2414, 4157, 4828, 8314, 16628, 70669, 141338, 282676, 295147, 590294, 1180588, 5017499, 10034998, 20069996]

約数ペア:

[(1, 20069996), (2, 10034998), (4, 5017499), (17, 1180588), (34, 590294), (68, 295147), (71, 282676), (142, 141338), (284, 70669), (1207, 16628), (2414, 8314), (4157, 4828)]