20514813

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{32719}}^1$

素因数の和:32752

約数の個数: 16

約数和(自身を含む): 31411200

約数和(自身を除く): 10896387

約数列:

[1, 3, 11, 19, 33, 57, 209, 627, 32719, 98157, 359909, 621661, 1079727, 1864983, 6838271, 20514813]

約数ペア:

[(1, 20514813), (3, 6838271), (11, 1864983), (19, 1079727), (33, 621661), (57, 359909), (209, 98157), (627, 32719)]