20180547405

素因数分解:

$3^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{3221}}^1\times {\mathrm{4801}}^1$

素因数の和:8062

約数の個数: 48

約数和(自身を含む): 36204582960

約数和(自身を除く): 16024035555

約数列:

[1, 3, 5, 9, 15, 29, 45, 87, 145, 261, 435, 1305, 3221, 4801, 9663, 14403, 16105, 24005, 28989, 43209, 48315, 72015, 93409, 139229, 144945, 216045, 280227, 417687, 467045, 696145, 840681, 1253061, 1401135, 2088435, 4203405, 6265305, 15464021, 46392063, 77320105, 139176189, 231960315, 448456609, 695880945, 1345369827, 2242283045, 4036109481, 6726849135, 20180547405]

約数ペア:

[(1, 20180547405), (3, 6726849135), (5, 4036109481), (9, 2242283045), (15, 1345369827), (29, 695880945), (45, 448456609), (87, 231960315), (145, 139176189), (261, 77320105), (435, 46392063), (1305, 15464021), (3221, 6265305), (4801, 4203405), (9663, 2088435), (14403, 1401135), (16105, 1253061), (24005, 840681), (28989, 696145), (43209, 467045), (48315, 417687), (72015, 280227), (93409, 216045), (139229, 144945)]