20589870

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{98047}}^1$

素因数の和:98064

約数の個数: 32

約数和(自身を含む): 56475648

約数和(自身を除く): 35885778

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 30, 35, 42, 70, 105, 210, 98047, 196094, 294141, 490235, 588282, 686329, 980470, 1372658, 1470705, 2058987, 2941410, 3431645, 4117974, 6863290, 10294935, 20589870]

約数ペア:

[(1, 20589870), (2, 10294935), (3, 6863290), (5, 4117974), (6, 3431645), (7, 2941410), (10, 2058987), (14, 1470705), (15, 1372658), (21, 980470), (30, 686329), (35, 588282), (42, 490235), (70, 294141), (105, 196094), (210, 98047)]