19773776

素因数分解:

$2^4\times {\mathrm{11}}^1\times {\mathrm{283}}^1\times {\mathrm{397}}^1$

素因数の和:699

約数の個数: 40

約数和(自身を含む): 42047904

約数和(自身を除く): 22274128

約数列:

[1, 2, 4, 8, 11, 16, 22, 44, 88, 176, 283, 397, 566, 794, 1132, 1588, 2264, 3113, 3176, 4367, 4528, 6226, 6352, 8734, 12452, 17468, 24904, 34936, 49808, 69872, 112351, 224702, 449404, 898808, 1235861, 1797616, 2471722, 4943444, 9886888, 19773776]

約数ペア:

[(1, 19773776), (2, 9886888), (4, 4943444), (8, 2471722), (11, 1797616), (16, 1235861), (22, 898808), (44, 449404), (88, 224702), (176, 112351), (283, 69872), (397, 49808), (566, 34936), (794, 24904), (1132, 17468), (1588, 12452), (2264, 8734), (3113, 6352), (3176, 6226), (4367, 4528)]