20172649688

素因数分解:

$2^3\times {\mathrm{239}}^1\times {\mathrm{10550549}}^1$

素因数の和:10550794

約数の個数: 16

約数和(自身を含む): 37981980000

約数和(自身を除く): 17809330312

約数列:

[1, 2, 4, 8, 239, 478, 956, 1912, 10550549, 21101098, 42202196, 84404392, 2521581211, 5043162422, 10086324844, 20172649688]

約数ペア:

[(1, 20172649688), (2, 10086324844), (4, 5043162422), (8, 2521581211), (239, 84404392), (478, 42202196), (956, 21101098), (1912, 10550549)]