19260423

素因数分解:

$3^5\times 7^1\times {\mathrm{13}}^2\times {\mathrm{67}}^1$

素因数の和:115

約数の個数: 72

約数和(自身を含む): 36236928

約数和(自身を除く): 16976505

約数列:

[1, 3, 7, 9, 13, 21, 27, 39, 63, 67, 81, 91, 117, 169, 189, 201, 243, 273, 351, 469, 507, 567, 603, 819, 871, 1053, 1183, 1407, 1521, 1701, 1809, 2457, 2613, 3159, 3549, 4221, 4563, 5427, 6097, 7371, 7839, 10647, 11323, 12663, 13689, 16281, 18291, 22113, 23517, 31941, 33969, 37989, 41067, 54873, 70551, 79261, 95823, 101907, 113967, 164619, 211653, 237783, 287469, 305721, 493857, 713349, 917163, 1481571, 2140047, 2751489, 6420141, 19260423]

約数ペア:

[(1, 19260423), (3, 6420141), (7, 2751489), (9, 2140047), (13, 1481571), (21, 917163), (27, 713349), (39, 493857), (63, 305721), (67, 287469), (81, 237783), (91, 211653), (117, 164619), (169, 113967), (189, 101907), (201, 95823), (243, 79261), (273, 70551), (351, 54873), (469, 41067), (507, 37989), (567, 33969), (603, 31941), (819, 23517), (871, 22113), (1053, 18291), (1183, 16281), (1407, 13689), (1521, 12663), (1701, 11323), (1809, 10647), (2457, 7839), (2613, 7371), (3159, 6097), (3549, 5427), (4221, 4563)]