22720772

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{67}}^1\times {\mathrm{4987}}^1$

素因数の和:5075

約数の個数: 24

約数和(自身を含む): 42737184

約数和(自身を除く): 20016412

約数列:

[1, 2, 4, 17, 34, 67, 68, 134, 268, 1139, 2278, 4556, 4987, 9974, 19948, 84779, 169558, 334129, 339116, 668258, 1336516, 5680193, 11360386, 22720772]

約数ペア:

[(1, 22720772), (2, 11360386), (4, 5680193), (17, 1336516), (34, 668258), (67, 339116), (68, 334129), (134, 169558), (268, 84779), (1139, 19948), (2278, 9974), (4556, 4987)]