20812318

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{317}}^1\times {\mathrm{1931}}^1$

素因数の和:2267

約数の個数: 16

約数和(自身を含む): 33176304

約数和(自身を除く): 12363986

約数列:

[1, 2, 17, 34, 317, 634, 1931, 3862, 5389, 10778, 32827, 65654, 612127, 1224254, 10406159, 20812318]

約数ペア:

[(1, 20812318), (2, 10406159), (17, 1224254), (34, 612127), (317, 65654), (634, 32827), (1931, 10778), (3862, 5389)]