18492705

素因数分解:

$3^4\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{593}}^1$

素因数の和:628

約数の個数: 80

約数和(自身を含む): 41399424

約数和(自身を除く): 22906719

約数列:

[1, 3, 5, 7, 9, 11, 15, 21, 27, 33, 35, 45, 55, 63, 77, 81, 99, 105, 135, 165, 189, 231, 297, 315, 385, 405, 495, 567, 593, 693, 891, 945, 1155, 1485, 1779, 2079, 2835, 2965, 3465, 4151, 4455, 5337, 6237, 6523, 8895, 10395, 12453, 16011, 19569, 20755, 26685, 31185, 32615, 37359, 45661, 48033, 58707, 62265, 80055, 97845, 112077, 136983, 176121, 186795, 228305, 240165, 293535, 336231, 410949, 528363, 560385, 684915, 880605, 1232847, 1681155, 2054745, 2641815, 3698541, 6164235, 18492705]

約数ペア:

[(1, 18492705), (3, 6164235), (5, 3698541), (7, 2641815), (9, 2054745), (11, 1681155), (15, 1232847), (21, 880605), (27, 684915), (33, 560385), (35, 528363), (45, 410949), (55, 336231), (63, 293535), (77, 240165), (81, 228305), (99, 186795), (105, 176121), (135, 136983), (165, 112077), (189, 97845), (231, 80055), (297, 62265), (315, 58707), (385, 48033), (405, 45661), (495, 37359), (567, 32615), (593, 31185), (693, 26685), (891, 20755), (945, 19569), (1155, 16011), (1485, 12453), (1779, 10395), (2079, 8895), (2835, 6523), (2965, 6237), (3465, 5337), (4151, 4455)]