20796097515

素因数分解:

$3^1\times 5^1\times {\mathrm{26729}}^1\times {\mathrm{51869}}^1$

素因数の和:78606

約数の個数: 16

約数和(自身を含む): 33275642400

約数和(自身を除く): 12479544885

約数列:

[1, 3, 5, 15, 26729, 51869, 80187, 133645, 155607, 259345, 400935, 778035, 1386406501, 4159219503, 6932032505, 20796097515]

約数ペア:

[(1, 20796097515), (3, 6932032505), (5, 4159219503), (15, 1386406501), (26729, 778035), (51869, 400935), (80187, 259345), (133645, 155607)]