20536574

素因数分解:

$2^1\times {\mathrm{137}}^1\times {\mathrm{241}}^1\times {\mathrm{311}}^1$

素因数の和:691

約数の個数: 16

約数和(自身を含む): 31258656

約数和(自身を除く): 10722082

約数列:

[1, 2, 137, 241, 274, 311, 482, 622, 33017, 42607, 66034, 74951, 85214, 149902, 10268287, 20536574]

約数ペア:

[(1, 20536574), (2, 10268287), (137, 149902), (241, 85214), (274, 74951), (311, 66034), (482, 42607), (622, 33017)]