20841530

素因数分解:

$2^1\times 5^1\times {\mathrm{41}}^1\times {\mathrm{50833}}^1$

素因数の和:50881

約数の個数: 16

約数和(自身を含む): 38430504

約数和(自身を除く): 17588974

約数列:

[1, 2, 5, 10, 41, 82, 205, 410, 50833, 101666, 254165, 508330, 2084153, 4168306, 10420765, 20841530]

約数ペア:

[(1, 20841530), (2, 10420765), (5, 4168306), (10, 2084153), (41, 508330), (82, 254165), (205, 101666), (410, 50833)]