18509764

素因数分解:

$2^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{211}}^1\times {\mathrm{241}}^1$

素因数の和:476

約数の個数: 48

約数和(自身を含む): 40222336

約数和(自身を除く): 21712572

約数列:

[1, 2, 4, 7, 13, 14, 26, 28, 52, 91, 182, 211, 241, 364, 422, 482, 844, 964, 1477, 1687, 2743, 2954, 3133, 3374, 5486, 5908, 6266, 6748, 10972, 12532, 19201, 21931, 38402, 43862, 50851, 76804, 87724, 101702, 203404, 355957, 661063, 711914, 1322126, 1423828, 2644252, 4627441, 9254882, 18509764]

約数ペア:

[(1, 18509764), (2, 9254882), (4, 4627441), (7, 2644252), (13, 1423828), (14, 1322126), (26, 711914), (28, 661063), (52, 355957), (91, 203404), (182, 101702), (211, 87724), (241, 76804), (364, 50851), (422, 43862), (482, 38402), (844, 21931), (964, 19201), (1477, 12532), (1687, 10972), (2743, 6748), (2954, 6266), (3133, 5908), (3374, 5486)]