19387053

素因数分解:

$3^3\times 7^1\times {\mathrm{67}}^1\times {\mathrm{1531}}^1$

素因数の和:1614

約数の個数: 32

約数和(自身を含む): 33336320

約数和(自身を除く): 13949267

約数列:

[1, 3, 7, 9, 21, 27, 63, 67, 189, 201, 469, 603, 1407, 1531, 1809, 4221, 4593, 10717, 12663, 13779, 32151, 41337, 96453, 102577, 289359, 307731, 718039, 923193, 2154117, 2769579, 6462351, 19387053]

約数ペア:

[(1, 19387053), (3, 6462351), (7, 2769579), (9, 2154117), (21, 923193), (27, 718039), (63, 307731), (67, 289359), (189, 102577), (201, 96453), (469, 41337), (603, 32151), (1407, 13779), (1531, 12663), (1809, 10717), (4221, 4593)]