20215902

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{179}}^1\times {\mathrm{2689}}^1$

素因数の和:2880

約数の個数: 32

約数和(自身を含む): 46483200

約数和(自身を除く): 26267298

約数列:

[1, 2, 3, 6, 7, 14, 21, 42, 179, 358, 537, 1074, 1253, 2506, 2689, 3759, 5378, 7518, 8067, 16134, 18823, 37646, 56469, 112938, 481331, 962662, 1443993, 2887986, 3369317, 6738634, 10107951, 20215902]

約数ペア:

[(1, 20215902), (2, 10107951), (3, 6738634), (6, 3369317), (7, 2887986), (14, 1443993), (21, 962662), (42, 481331), (179, 112938), (358, 56469), (537, 37646), (1074, 18823), (1253, 16134), (2506, 8067), (2689, 7518), (3759, 5378)]