19408410

素因数分解:

$2^1\times 3^5\times 5^1\times 7^2\times {\mathrm{163}}^1$

素因数の和:199

約数の個数: 144

約数和(自身を含む): 61248096

約数和(自身を除く): 41839686

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 18, 21, 27, 30, 35, 42, 45, 49, 54, 63, 70, 81, 90, 98, 105, 126, 135, 147, 162, 163, 189, 210, 243, 245, 270, 294, 315, 326, 378, 405, 441, 486, 489, 490, 567, 630, 735, 810, 815, 882, 945, 978, 1134, 1141, 1215, 1323, 1467, 1470, 1630, 1701, 1890, 2205, 2282, 2430, 2445, 2646, 2835, 2934, 3402, 3423, 3969, 4401, 4410, 4890, 5670, 5705, 6615, 6846, 7335, 7938, 7987, 8505, 8802, 10269, 11410, 11907, 13203, 13230, 14670, 15974, 17010, 17115, 19845, 20538, 22005, 23814, 23961, 26406, 30807, 34230, 39609, 39690, 39935, 44010, 47922, 51345, 59535, 61614, 66015, 71883, 79218, 79870, 92421, 102690, 119070, 119805, 132030, 143766, 154035, 184842, 198045, 215649, 239610, 277263, 308070, 359415, 396090, 431298, 462105, 554526, 646947, 718830, 924210, 1078245, 1293894, 1386315, 1940841, 2156490, 2772630, 3234735, 3881682, 6469470, 9704205, 19408410]

約数ペア:

[(1, 19408410), (2, 9704205), (3, 6469470), (5, 3881682), (6, 3234735), (7, 2772630), (9, 2156490), (10, 1940841), (14, 1386315), (15, 1293894), (18, 1078245), (21, 924210), (27, 718830), (30, 646947), (35, 554526), (42, 462105), (45, 431298), (49, 396090), (54, 359415), (63, 308070), (70, 277263), (81, 239610), (90, 215649), (98, 198045), (105, 184842), (126, 154035), (135, 143766), (147, 132030), (162, 119805), (163, 119070), (189, 102690), (210, 92421), (243, 79870), (245, 79218), (270, 71883), (294, 66015), (315, 61614), (326, 59535), (378, 51345), (405, 47922), (441, 44010), (486, 39935), (489, 39690), (490, 39609), (567, 34230), (630, 30807), (735, 26406), (810, 23961), (815, 23814), (882, 22005), (945, 20538), (978, 19845), (1134, 17115), (1141, 17010), (1215, 15974), (1323, 14670), (1467, 13230), (1470, 13203), (1630, 11907), (1701, 11410), (1890, 10269), (2205, 8802), (2282, 8505), (2430, 7987), (2445, 7938), (2646, 7335), (2835, 6846), (2934, 6615), (3402, 5705), (3423, 5670), (3969, 4890), (4401, 4410)]