19746456

素因数分解:

$2^3\times 3^1\times {\mathrm{37}}^2\times {\mathrm{601}}^1$

素因数の和:684

約数の個数: 48

約数和(自身を含む): 50820840

約数和(自身を除く): 31074384

約数列:

[1, 2, 3, 4, 6, 8, 12, 24, 37, 74, 111, 148, 222, 296, 444, 601, 888, 1202, 1369, 1803, 2404, 2738, 3606, 4107, 4808, 5476, 7212, 8214, 10952, 14424, 16428, 22237, 32856, 44474, 66711, 88948, 133422, 177896, 266844, 533688, 822769, 1645538, 2468307, 3291076, 4936614, 6582152, 9873228, 19746456]

約数ペア:

[(1, 19746456), (2, 9873228), (3, 6582152), (4, 4936614), (6, 3291076), (8, 2468307), (12, 1645538), (24, 822769), (37, 533688), (74, 266844), (111, 177896), (148, 133422), (222, 88948), (296, 66711), (444, 44474), (601, 32856), (888, 22237), (1202, 16428), (1369, 14424), (1803, 10952), (2404, 8214), (2738, 7212), (3606, 5476), (4107, 4808)]