20341790308

素因数分解:

$2^2\times 7^1\times {\mathrm{2389}}^1\times {\mathrm{304099}}^1$

素因数の和:306499

約数の個数: 24

約数和(自身を含む): 40700744000

約数和(自身を除く): 20358953692

約数列:

[1, 2, 4, 7, 14, 28, 2389, 4778, 9556, 16723, 33446, 66892, 304099, 608198, 1216396, 2128693, 4257386, 8514772, 726492511, 1452985022, 2905970044, 5085447577, 10170895154, 20341790308]

約数ペア:

[(1, 20341790308), (2, 10170895154), (4, 5085447577), (7, 2905970044), (14, 1452985022), (28, 726492511), (2389, 8514772), (4778, 4257386), (9556, 2128693), (16723, 1216396), (33446, 608198), (66892, 304099)]