220452808

素因数分解:

$2^3\times {\mathrm{37}}^2\times {\mathrm{20129}}^1$

素因数の和:20209

約数の個数: 24

約数和(自身を含む): 424843650

約数和(自身を除く): 204390842

約数列:

[1, 2, 4, 8, 37, 74, 148, 296, 1369, 2738, 5476, 10952, 20129, 40258, 80516, 161032, 744773, 1489546, 2979092, 5958184, 27556601, 55113202, 110226404, 220452808]

約数ペア:

[(1, 220452808), (2, 110226404), (4, 55113202), (8, 27556601), (37, 5958184), (74, 2979092), (148, 1489546), (296, 744773), (1369, 161032), (2738, 80516), (5476, 40258), (10952, 20129)]