20408735824

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{75032117}}^1$

素因数の和:75032142

約数の個数: 20

約数和(自身を含む): 41867921844

約数和(自身を除く): 21459186020

約数列:

[1, 2, 4, 8, 16, 17, 34, 68, 136, 272, 75032117, 150064234, 300128468, 600256936, 1200513872, 1275545989, 2551091978, 5102183956, 10204367912, 20408735824]

約数ペア:

[(1, 20408735824), (2, 10204367912), (4, 5102183956), (8, 2551091978), (16, 1275545989), (17, 1200513872), (34, 600256936), (68, 300128468), (136, 150064234), (272, 75032117)]