19041972

素因数分解:

$2^2\times 3^1\times {\mathrm{17}}^1\times {\mathrm{269}}^1\times {\mathrm{347}}^1$

素因数の和:640

約数の個数: 48

約数和(自身を含む): 47355840

約数和(自身を除く): 28313868

約数列:

[1, 2, 3, 4, 6, 12, 17, 34, 51, 68, 102, 204, 269, 347, 538, 694, 807, 1041, 1076, 1388, 1614, 2082, 3228, 4164, 4573, 5899, 9146, 11798, 13719, 17697, 18292, 23596, 27438, 35394, 54876, 70788, 93343, 186686, 280029, 373372, 560058, 1120116, 1586831, 3173662, 4760493, 6347324, 9520986, 19041972]

約数ペア:

[(1, 19041972), (2, 9520986), (3, 6347324), (4, 4760493), (6, 3173662), (12, 1586831), (17, 1120116), (34, 560058), (51, 373372), (68, 280029), (102, 186686), (204, 93343), (269, 70788), (347, 54876), (538, 35394), (694, 27438), (807, 23596), (1041, 18292), (1076, 17697), (1388, 13719), (1614, 11798), (2082, 9146), (3228, 5899), (4164, 4573)]