20450808

素因数分解:

$2^3\times 3^2\times 7^1\times {\mathrm{40577}}^1$

素因数の和:40596

約数の個数: 48

約数和(自身を含む): 63301680

約数和(自身を除く): 42850872

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 18, 21, 24, 28, 36, 42, 56, 63, 72, 84, 126, 168, 252, 504, 40577, 81154, 121731, 162308, 243462, 284039, 324616, 365193, 486924, 568078, 730386, 852117, 973848, 1136156, 1460772, 1704234, 2272312, 2556351, 2921544, 3408468, 5112702, 6816936, 10225404, 20450808]

約数ペア:

[(1, 20450808), (2, 10225404), (3, 6816936), (4, 5112702), (6, 3408468), (7, 2921544), (8, 2556351), (9, 2272312), (12, 1704234), (14, 1460772), (18, 1136156), (21, 973848), (24, 852117), (28, 730386), (36, 568078), (42, 486924), (56, 365193), (63, 324616), (72, 284039), (84, 243462), (126, 162308), (168, 121731), (252, 81154), (504, 40577)]