20218558462

素因数分解:

$2^1\times {\mathrm{37}}^1\times {\mathrm{43}}^1\times {\mathrm{311}}^1\times {\mathrm{20431}}^1$

素因数の和:20824

約数の個数: 32

約数和(自身を含む): 31975916544

約数和(自身を除く): 11757358082

約数列:

[1, 2, 37, 43, 74, 86, 311, 622, 1591, 3182, 11507, 13373, 20431, 23014, 26746, 40862, 494801, 755947, 878533, 989602, 1511894, 1757066, 6354041, 12708082, 32505721, 65011442, 235099517, 273223763, 470199034, 546447526, 10109279231, 20218558462]

約数ペア:

[(1, 20218558462), (2, 10109279231), (37, 546447526), (43, 470199034), (74, 273223763), (86, 235099517), (311, 65011442), (622, 32505721), (1591, 12708082), (3182, 6354041), (11507, 1757066), (13373, 1511894), (20431, 989602), (23014, 878533), (26746, 755947), (40862, 494801)]