20122012990

素因数分解:

$2^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{87487013}}^1$

素因数の和:87487043

約数の個数: 16

約数和(自身を含む): 37794390048

約数和(自身を除く): 17672377058

約数列:

[1, 2, 5, 10, 23, 46, 115, 230, 87487013, 174974026, 437435065, 874870130, 2012201299, 4024402598, 10061006495, 20122012990]

約数ペア:

[(1, 20122012990), (2, 10061006495), (5, 4024402598), (10, 2012201299), (23, 874870130), (46, 437435065), (115, 174974026), (230, 87487013)]