20171906902

素因数分解:

$2^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{227}}^1\times {\mathrm{147613}}^1$

素因数の和:147892

約数の個数: 32

約数和(自身を含む): 35540727552

約数和(自身を除く): 15368820650

約数列:

[1, 2, 7, 14, 43, 86, 227, 301, 454, 602, 1589, 3178, 9761, 19522, 68327, 136654, 147613, 295226, 1033291, 2066582, 6347359, 12694718, 33508151, 44431513, 67016302, 88863026, 234557057, 469114114, 1440850493, 2881700986, 10085953451, 20171906902]

約数ペア:

[(1, 20171906902), (2, 10085953451), (7, 2881700986), (14, 1440850493), (43, 469114114), (86, 234557057), (227, 88863026), (301, 67016302), (454, 44431513), (602, 33508151), (1589, 12694718), (3178, 6347359), (9761, 2066582), (19522, 1033291), (68327, 295226), (136654, 147613)]