19284474

素因数分解:

$2^1\times 3^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{53}}^1\times {\mathrm{149}}^1$

素因数の和:255

約数の個数: 64

約数和(自身を含む): 44323200

約数和(自身を除く): 25038726

約数列:

[1, 2, 3, 6, 11, 22, 33, 37, 53, 66, 74, 106, 111, 149, 159, 222, 298, 318, 407, 447, 583, 814, 894, 1166, 1221, 1639, 1749, 1961, 2442, 3278, 3498, 3922, 4917, 5513, 5883, 7897, 9834, 11026, 11766, 15794, 16539, 21571, 23691, 33078, 43142, 47382, 60643, 64713, 86867, 121286, 129426, 173734, 181929, 260601, 292189, 363858, 521202, 584378, 876567, 1753134, 3214079, 6428158, 9642237, 19284474]

約数ペア:

[(1, 19284474), (2, 9642237), (3, 6428158), (6, 3214079), (11, 1753134), (22, 876567), (33, 584378), (37, 521202), (53, 363858), (66, 292189), (74, 260601), (106, 181929), (111, 173734), (149, 129426), (159, 121286), (222, 86867), (298, 64713), (318, 60643), (407, 47382), (447, 43142), (583, 33078), (814, 23691), (894, 21571), (1166, 16539), (1221, 15794), (1639, 11766), (1749, 11026), (1961, 9834), (2442, 7897), (3278, 5883), (3498, 5513), (3922, 4917)]