19137195

素因数分解:

$3^3\times 5^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{263}}^1$

素因数の和:302

約数の個数: 96

約数和(自身を含む): 43338240

約数和(自身を除く): 24201045

約数列:

[1, 3, 5, 7, 9, 11, 15, 21, 27, 33, 35, 45, 49, 55, 63, 77, 99, 105, 135, 147, 165, 189, 231, 245, 263, 297, 315, 385, 441, 495, 539, 693, 735, 789, 945, 1155, 1315, 1323, 1485, 1617, 1841, 2079, 2205, 2367, 2695, 2893, 3465, 3945, 4851, 5523, 6615, 7101, 8085, 8679, 9205, 10395, 11835, 12887, 14465, 14553, 16569, 20251, 24255, 26037, 27615, 35505, 38661, 43395, 49707, 60753, 64435, 72765, 78111, 82845, 101255, 115983, 130185, 141757, 182259, 193305, 248535, 303765, 347949, 390555, 425271, 546777, 579915, 708785, 911295, 1275813, 1739745, 2126355, 2733885, 3827439, 6379065, 19137195]

約数ペア:

[(1, 19137195), (3, 6379065), (5, 3827439), (7, 2733885), (9, 2126355), (11, 1739745), (15, 1275813), (21, 911295), (27, 708785), (33, 579915), (35, 546777), (45, 425271), (49, 390555), (55, 347949), (63, 303765), (77, 248535), (99, 193305), (105, 182259), (135, 141757), (147, 130185), (165, 115983), (189, 101255), (231, 82845), (245, 78111), (263, 72765), (297, 64435), (315, 60753), (385, 49707), (441, 43395), (495, 38661), (539, 35505), (693, 27615), (735, 26037), (789, 24255), (945, 20251), (1155, 16569), (1315, 14553), (1323, 14465), (1485, 12887), (1617, 11835), (1841, 10395), (2079, 9205), (2205, 8679), (2367, 8085), (2695, 7101), (2893, 6615), (3465, 5523), (3945, 4851)]