20199821222

素因数分解:

$2^1\times 7^1\times {\mathrm{6997}}^1\times {\mathrm{206209}}^1$

素因数の和:213215

約数の個数: 16

約数和(自身を含む): 34633381920

約数和(自身を除く): 14433560698

約数列:

[1, 2, 7, 14, 6997, 13994, 48979, 97958, 206209, 412418, 1443463, 2886926, 1442844373, 2885688746, 10099910611, 20199821222]

約数ペア:

[(1, 20199821222), (2, 10099910611), (7, 2885688746), (14, 1442844373), (6997, 2886926), (13994, 1443463), (48979, 412418), (97958, 206209)]