20197254868

素因数分解:

$2^2\times 7^1\times {\mathrm{23}}^1\times {\mathrm{31362197}}^1$

素因数の和:31362231

約数の個数: 24

約数和(自身を含む): 42150794112

約数和(自身を除く): 21953539244

約数列:

[1, 2, 4, 7, 14, 23, 28, 46, 92, 161, 322, 644, 31362197, 62724394, 125448788, 219535379, 439070758, 721330531, 878141516, 1442661062, 2885322124, 5049313717, 10098627434, 20197254868]

約数ペア:

[(1, 20197254868), (2, 10098627434), (4, 5049313717), (7, 2885322124), (14, 1442661062), (23, 878141516), (28, 721330531), (46, 439070758), (92, 219535379), (161, 125448788), (322, 62724394), (644, 31362197)]