2011789910

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{15475307}}^1$

素因数の和:15475327

約数の個数: 16

約数和(自身を含む): 3899777616

約数和(自身を除く): 1887987706

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 15475307, 30950614, 77376535, 154753070, 201178991, 402357982, 1005894955, 2011789910]

約数ペア:

[(1, 2011789910), (2, 1005894955), (5, 402357982), (10, 201178991), (13, 154753070), (26, 77376535), (65, 30950614), (130, 15475307)]