20461572

素因数分解:

$2^2\times 3^7\times {\mathrm{2339}}^1$

素因数の和:2364

約数の個数: 48

約数和(自身を含む): 53726400

約数和(自身を除く): 33264828

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 54, 81, 108, 162, 243, 324, 486, 729, 972, 1458, 2187, 2339, 2916, 4374, 4678, 7017, 8748, 9356, 14034, 21051, 28068, 42102, 63153, 84204, 126306, 189459, 252612, 378918, 568377, 757836, 1136754, 1705131, 2273508, 3410262, 5115393, 6820524, 10230786, 20461572]

約数ペア:

[(1, 20461572), (2, 10230786), (3, 6820524), (4, 5115393), (6, 3410262), (9, 2273508), (12, 1705131), (18, 1136754), (27, 757836), (36, 568377), (54, 378918), (81, 252612), (108, 189459), (162, 126306), (243, 84204), (324, 63153), (486, 42102), (729, 28068), (972, 21051), (1458, 14034), (2187, 9356), (2339, 8748), (2916, 7017), (4374, 4678)]