20841266690

素因数分解:

$2^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{90614203}}^1$

素因数の和:90614233

約数の個数: 16

約数和(自身を含む): 39145336128

約数和(自身を除く): 18304069438

約数列:

[1, 2, 5, 10, 23, 46, 115, 230, 90614203, 181228406, 453071015, 906142030, 2084126669, 4168253338, 10420633345, 20841266690]

約数ペア:

[(1, 20841266690), (2, 10420633345), (5, 4168253338), (10, 2084126669), (23, 906142030), (46, 453071015), (115, 181228406), (230, 90614203)]