19497016

素因数分解:

$2^3\times 7^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{1021}}^1$

素因数の和:1076

約数の個数: 64

約数和(自身を含む): 47093760

約数和(自身を除く): 27596744

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, 1021, 1364, 1736, 2042, 2387, 2728, 4084, 4774, 7147, 8168, 9548, 11231, 14294, 19096, 22462, 28588, 31651, 44924, 57176, 63302, 78617, 89848, 126604, 157234, 221557, 253208, 314468, 348161, 443114, 628936, 696322, 886228, 1392644, 1772456, 2437127, 2785288, 4874254, 9748508, 19497016]

約数ペア:

[(1, 19497016), (2, 9748508), (4, 4874254), (7, 2785288), (8, 2437127), (11, 1772456), (14, 1392644), (22, 886228), (28, 696322), (31, 628936), (44, 443114), (56, 348161), (62, 314468), (77, 253208), (88, 221557), (124, 157234), (154, 126604), (217, 89848), (248, 78617), (308, 63302), (341, 57176), (434, 44924), (616, 31651), (682, 28588), (868, 22462), (1021, 19096), (1364, 14294), (1736, 11231), (2042, 9548), (2387, 8168), (2728, 7147), (4084, 4774)]