201620821352

素因数分解:

$2^3\times {\mathrm{19379}}^1\times {\mathrm{1300511}}^1$

素因数の和:1319896

約数の個数: 16

約数和(自身を含む): 378058838400

約数和(自身を除く): 176438017048

約数列:

[1, 2, 4, 8, 19379, 38758, 77516, 155032, 1300511, 2601022, 5202044, 10404088, 25202602669, 50405205338, 100810410676, 201620821352]

約数ペア:

[(1, 201620821352), (2, 100810410676), (4, 50405205338), (8, 25202602669), (19379, 10404088), (38758, 5202044), (77516, 2601022), (155032, 1300511)]