20347262

素因数分解:

$2^1\times {\mathrm{13}}^2\times {\mathrm{37}}^1\times {\mathrm{1627}}^1$

素因数の和:1692

約数の個数: 24

約数和(自身を含む): 33963336

約数和(自身を除く): 13616074

約数列:

[1, 2, 13, 26, 37, 74, 169, 338, 481, 962, 1627, 3254, 6253, 12506, 21151, 42302, 60199, 120398, 274963, 549926, 782587, 1565174, 10173631, 20347262]

約数ペア:

[(1, 20347262), (2, 10173631), (13, 1565174), (26, 782587), (37, 549926), (74, 274963), (169, 120398), (338, 60199), (481, 42302), (962, 21151), (1627, 12506), (3254, 6253)]