20194196561

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{16987}}^1\times {\mathrm{15439}}^1$

素因数の和:32444

約数の個数: 16

約数和(自身を含む): 25180293120

約数和(自身を除く): 4986096559

約数列:

[1, 7, 11, 77, 15439, 16987, 108073, 118909, 169829, 186857, 1188803, 1307999, 262262293, 1835836051, 2884885223, 20194196561]

約数ペア:

[(1, 20194196561), (7, 2884885223), (11, 1835836051), (77, 262262293), (15439, 1307999), (16987, 1188803), (108073, 186857), (118909, 169829)]