31186638

素因数分解:

$2^1\times 3^2\times 7^2\times {\mathrm{19}}^1\times {\mathrm{1861}}^1$

素因数の和:1902

約数の個数: 72

約数和(自身を含む): 82784520

約数和(自身を除く): 51597882

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 19, 21, 38, 42, 49, 57, 63, 98, 114, 126, 133, 147, 171, 266, 294, 342, 399, 441, 798, 882, 931, 1197, 1861, 1862, 2394, 2793, 3722, 5583, 5586, 8379, 11166, 13027, 16749, 16758, 26054, 33498, 35359, 39081, 70718, 78162, 91189, 106077, 117243, 182378, 212154, 234486, 247513, 273567, 318231, 495026, 547134, 636462, 742539, 820701, 1485078, 1641402, 1732591, 2227617, 3465182, 4455234, 5197773, 10395546, 15593319, 31186638]

約数ペア:

[(1, 31186638), (2, 15593319), (3, 10395546), (6, 5197773), (7, 4455234), (9, 3465182), (14, 2227617), (18, 1732591), (19, 1641402), (21, 1485078), (38, 820701), (42, 742539), (49, 636462), (57, 547134), (63, 495026), (98, 318231), (114, 273567), (126, 247513), (133, 234486), (147, 212154), (171, 182378), (266, 117243), (294, 106077), (342, 91189), (399, 78162), (441, 70718), (798, 39081), (882, 35359), (931, 33498), (1197, 26054), (1861, 16758), (1862, 16749), (2394, 13027), (2793, 11166), (3722, 8379), (5583, 5586)]