20180068731

素因数分解:

$3^4\times {\mathrm{29}}^1\times {\mathrm{37}}^1\times {\mathrm{232187}}^1$

素因数の和:232265

約数の個数: 40

約数和(自身を含む): 32028012720

約数和(自身を除く): 11847943989

約数列:

[1, 3, 9, 27, 29, 37, 81, 87, 111, 261, 333, 783, 999, 1073, 2349, 2997, 3219, 9657, 28971, 86913, 232187, 696561, 2089683, 6269049, 6733423, 8590919, 18807147, 20200269, 25772757, 60600807, 77318271, 181802421, 231954813, 249136651, 545407263, 695864439, 747409953, 2242229859, 6726689577, 20180068731]

約数ペア:

[(1, 20180068731), (3, 6726689577), (9, 2242229859), (27, 747409953), (29, 695864439), (37, 545407263), (81, 249136651), (87, 231954813), (111, 181802421), (261, 77318271), (333, 60600807), (783, 25772757), (999, 20200269), (1073, 18807147), (2349, 8590919), (2997, 6733423), (3219, 6269049), (9657, 2089683), (28971, 696561), (86913, 232187)]