20955384

素因数分解:

$2^3\times 3^2\times {\mathrm{59}}^1\times {\mathrm{4933}}^1$

素因数の和:5004

約数の個数: 48

約数和(自身を含む): 57727800

約数和(自身を除く): 36772416

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 59, 72, 118, 177, 236, 354, 472, 531, 708, 1062, 1416, 2124, 4248, 4933, 9866, 14799, 19732, 29598, 39464, 44397, 59196, 88794, 118392, 177588, 291047, 355176, 582094, 873141, 1164188, 1746282, 2328376, 2619423, 3492564, 5238846, 6985128, 10477692, 20955384]

約数ペア:

[(1, 20955384), (2, 10477692), (3, 6985128), (4, 5238846), (6, 3492564), (8, 2619423), (9, 2328376), (12, 1746282), (18, 1164188), (24, 873141), (36, 582094), (59, 355176), (72, 291047), (118, 177588), (177, 118392), (236, 88794), (354, 59196), (472, 44397), (531, 39464), (708, 29598), (1062, 19732), (1416, 14799), (2124, 9866), (4248, 4933)]