20671060

素因数分解:

$2^2\times 5^1\times {\mathrm{53}}^1\times {\mathrm{19501}}^1$

素因数の和:19563

約数の個数: 24

約数和(自身を含む): 44230536

約数和(自身を除く): 23559476

約数列:

[1, 2, 4, 5, 10, 20, 53, 106, 212, 265, 530, 1060, 19501, 39002, 78004, 97505, 195010, 390020, 1033553, 2067106, 4134212, 5167765, 10335530, 20671060]

約数ペア:

[(1, 20671060), (2, 10335530), (4, 5167765), (5, 4134212), (10, 2067106), (20, 1033553), (53, 390020), (106, 195010), (212, 97505), (265, 78004), (530, 39002), (1060, 19501)]