19038712

素因数分解:

$2^3\times 7^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{997}}^1$

素因数の和:1052

約数の個数: 64

約数和(自身を含む): 45987840

約数和(自身を除く): 26949128

約数列:

[1, 2, 4, 7, 8, 11, 14, 22, 28, 31, 44, 56, 62, 77, 88, 124, 154, 217, 248, 308, 341, 434, 616, 682, 868, 997, 1364, 1736, 1994, 2387, 2728, 3988, 4774, 6979, 7976, 9548, 10967, 13958, 19096, 21934, 27916, 30907, 43868, 55832, 61814, 76769, 87736, 123628, 153538, 216349, 247256, 307076, 339977, 432698, 614152, 679954, 865396, 1359908, 1730792, 2379839, 2719816, 4759678, 9519356, 19038712]

約数ペア:

[(1, 19038712), (2, 9519356), (4, 4759678), (7, 2719816), (8, 2379839), (11, 1730792), (14, 1359908), (22, 865396), (28, 679954), (31, 614152), (44, 432698), (56, 339977), (62, 307076), (77, 247256), (88, 216349), (124, 153538), (154, 123628), (217, 87736), (248, 76769), (308, 61814), (341, 55832), (434, 43868), (616, 30907), (682, 27916), (868, 21934), (997, 19096), (1364, 13958), (1736, 10967), (1994, 9548), (2387, 7976), (2728, 6979), (3988, 4774)]