20320245

素因数分解:

$3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{41051}}^1$

素因数の和:41073

約数の個数: 24

約数和(自身を含む): 38424672

約数和(自身を除く): 18104427

約数列:

[1, 3, 5, 9, 11, 15, 33, 45, 55, 99, 165, 495, 41051, 123153, 205255, 369459, 451561, 615765, 1354683, 1847295, 2257805, 4064049, 6773415, 20320245]

約数ペア:

[(1, 20320245), (3, 6773415), (5, 4064049), (9, 2257805), (11, 1847295), (15, 1354683), (33, 615765), (45, 451561), (55, 369459), (99, 205255), (165, 123153), (495, 41051)]