20875084

素因数分解:

$2^2\times {\mathrm{101}}^1\times {\mathrm{163}}^1\times {\mathrm{317}}^1$

素因数の和:585

約数の個数: 24

約数和(自身を含む): 37236528

約数和(自身を除く): 16361444

約数列:

[1, 2, 4, 101, 163, 202, 317, 326, 404, 634, 652, 1268, 16463, 32017, 32926, 51671, 64034, 65852, 103342, 128068, 206684, 5218771, 10437542, 20875084]

約数ペア:

[(1, 20875084), (2, 10437542), (4, 5218771), (101, 206684), (163, 128068), (202, 103342), (317, 65852), (326, 64034), (404, 51671), (634, 32926), (652, 32017), (1268, 16463)]