20050803

素因数分解:

$3^2\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{4519}}^1$

素因数の和:4571

約数の個数: 24

約数和(自身を含む): 31730400

約数和(自身を除く): 11679597

約数列:

[1, 3, 9, 17, 29, 51, 87, 153, 261, 493, 1479, 4437, 4519, 13557, 40671, 76823, 131051, 230469, 393153, 691407, 1179459, 2227867, 6683601, 20050803]

約数ペア:

[(1, 20050803), (3, 6683601), (9, 2227867), (17, 1179459), (29, 691407), (51, 393153), (87, 230469), (153, 131051), (261, 76823), (493, 40671), (1479, 13557), (4437, 4519)]