19370169

素因数分解:

$3^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{67}}^1\times {\mathrm{353}}^1$

素因数の和:446

約数の個数: 48

約数和(自身を含む): 35048832

約数和(自身を除く): 15678663

約数列:

[1, 3, 7, 9, 13, 21, 39, 63, 67, 91, 117, 201, 273, 353, 469, 603, 819, 871, 1059, 1407, 2471, 2613, 3177, 4221, 4589, 6097, 7413, 7839, 13767, 18291, 22239, 23651, 32123, 41301, 54873, 70953, 96369, 165557, 212859, 289107, 307463, 496671, 922389, 1490013, 2152241, 2767167, 6456723, 19370169]

約数ペア:

[(1, 19370169), (3, 6456723), (7, 2767167), (9, 2152241), (13, 1490013), (21, 922389), (39, 496671), (63, 307463), (67, 289107), (91, 212859), (117, 165557), (201, 96369), (273, 70953), (353, 54873), (469, 41301), (603, 32123), (819, 23651), (871, 22239), (1059, 18291), (1407, 13767), (2471, 7839), (2613, 7413), (3177, 6097), (4221, 4589)]