20183672475

素因数分解:

$3^3\times 5^2\times {\mathrm{79}}^1\times {\mathrm{378503}}^1$

素因数の和:378601

約数の個数: 48

約数和(自身を含む): 37547596800

約数和(自身を除く): 17363924325

約数列:

[1, 3, 5, 9, 15, 25, 27, 45, 75, 79, 135, 225, 237, 395, 675, 711, 1185, 1975, 2133, 3555, 5925, 10665, 17775, 53325, 378503, 1135509, 1892515, 3406527, 5677545, 9462575, 10219581, 17032635, 28387725, 29901737, 51097905, 85163175, 89705211, 149508685, 255489525, 269115633, 448526055, 747543425, 807346899, 1345578165, 2242630275, 4036734495, 6727890825, 20183672475]

約数ペア:

[(1, 20183672475), (3, 6727890825), (5, 4036734495), (9, 2242630275), (15, 1345578165), (25, 807346899), (27, 747543425), (45, 448526055), (75, 269115633), (79, 255489525), (135, 149508685), (225, 89705211), (237, 85163175), (395, 51097905), (675, 29901737), (711, 28387725), (1185, 17032635), (1975, 10219581), (2133, 9462575), (3555, 5677545), (5925, 3406527), (10665, 1892515), (17775, 1135509), (53325, 378503)]