19007836

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{71}}^1\times {\mathrm{127}}^1$

素因数の和:250

約数の個数: 48

約数和(自身を含む): 37158912

約数和(自身を除く): 18151076

約数列:

[1, 2, 4, 17, 31, 34, 62, 68, 71, 124, 127, 142, 254, 284, 508, 527, 1054, 1207, 2108, 2159, 2201, 2414, 3937, 4318, 4402, 4828, 7874, 8636, 8804, 9017, 15748, 18034, 36068, 37417, 66929, 74834, 133858, 149668, 153289, 267716, 279527, 306578, 559054, 613156, 1118108, 4751959, 9503918, 19007836]

約数ペア:

[(1, 19007836), (2, 9503918), (4, 4751959), (17, 1118108), (31, 613156), (34, 559054), (62, 306578), (68, 279527), (71, 267716), (124, 153289), (127, 149668), (142, 133858), (254, 74834), (284, 66929), (508, 37417), (527, 36068), (1054, 18034), (1207, 15748), (2108, 9017), (2159, 8804), (2201, 8636), (2414, 7874), (3937, 4828), (4318, 4402)]