17888919568

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{86004421}}^1$

素因数の和:86004442

約数の個数: 20

約数和(自身を含む): 37325919148

約数和(自身を除く): 19436999580

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 86004421, 172008842, 344017684, 688035368, 1118057473, 1376070736, 2236114946, 4472229892, 8944459784, 17888919568]

約数ペア:

[(1, 17888919568), (2, 8944459784), (4, 4472229892), (8, 2236114946), (13, 1376070736), (16, 1118057473), (26, 688035368), (52, 344017684), (104, 172008842), (208, 86004421)]