20201490065

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{10333243}}^1$

素因数の和:10333288

約数の個数: 16

約数和(自身を含む): 26783768448

約数和(自身を除く): 6582278383

約数列:

[1, 5, 17, 23, 85, 115, 391, 1955, 10333243, 51666215, 175665131, 237664589, 878325655, 1188322945, 4040298013, 20201490065]

約数ペア:

[(1, 20201490065), (5, 4040298013), (17, 1188322945), (23, 878325655), (85, 237664589), (115, 175665131), (391, 51666215), (1955, 10333243)]