20353452

素因数分解:

$2^2\times 3^1\times 7^1\times {\mathrm{337}}^1\times {\mathrm{719}}^1$

素因数の和:1070

約数の個数: 48

約数和(自身を含む): 54512640

約数和(自身を除く): 34159188

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 84, 337, 674, 719, 1011, 1348, 1438, 2022, 2157, 2359, 2876, 4044, 4314, 4718, 5033, 7077, 8628, 9436, 10066, 14154, 15099, 20132, 28308, 30198, 60396, 242303, 484606, 726909, 969212, 1453818, 1696121, 2907636, 3392242, 5088363, 6784484, 10176726, 20353452]

約数ペア:

[(1, 20353452), (2, 10176726), (3, 6784484), (4, 5088363), (6, 3392242), (7, 2907636), (12, 1696121), (14, 1453818), (21, 969212), (28, 726909), (42, 484606), (84, 242303), (337, 60396), (674, 30198), (719, 28308), (1011, 20132), (1348, 15099), (1438, 14154), (2022, 10066), (2157, 9436), (2359, 8628), (2876, 7077), (4044, 5033), (4314, 4718)]