20162968304

素因数分解:

$2^4\times {\mathrm{61}}^1\times {\mathrm{20658779}}^1$

素因数の和:20658848

約数の個数: 20

約数和(自身を含む): 39706175160

約数和(自身を除く): 19543206856

約数列:

[1, 2, 4, 8, 16, 61, 122, 244, 488, 976, 20658779, 41317558, 82635116, 165270232, 330540464, 1260185519, 2520371038, 5040742076, 10081484152, 20162968304]

約数ペア:

[(1, 20162968304), (2, 10081484152), (4, 5040742076), (8, 2520371038), (16, 1260185519), (61, 330540464), (122, 165270232), (244, 82635116), (488, 41317558), (976, 20658779)]