19439004

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{353}}^2$

素因数の和:726

約数の個数: 36

約数和(自身を含む): 48985496

約数和(自身を除く): 29546492

約数列:

[1, 2, 3, 4, 6, 12, 13, 26, 39, 52, 78, 156, 353, 706, 1059, 1412, 2118, 4236, 4589, 9178, 13767, 18356, 27534, 55068, 124609, 249218, 373827, 498436, 747654, 1495308, 1619917, 3239834, 4859751, 6479668, 9719502, 19439004]

約数ペア:

[(1, 19439004), (2, 9719502), (3, 6479668), (4, 4859751), (6, 3239834), (12, 1619917), (13, 1495308), (26, 747654), (39, 498436), (52, 373827), (78, 249218), (156, 124609), (353, 55068), (706, 27534), (1059, 18356), (1412, 13767), (2118, 9178), (4236, 4589)]