20163775918

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{991}}^1\times {\mathrm{71143}}^1$

素因数の和:72160

約数の個数: 32

約数和(自身を含む): 35569723392

約数和(自身を除く): 15405947474

約数列:

[1, 2, 11, 13, 22, 26, 143, 286, 991, 1982, 10901, 12883, 21802, 25766, 71143, 141713, 142286, 283426, 782573, 924859, 1565146, 1849718, 10173449, 20346898, 70502713, 141005426, 775529843, 916535269, 1551059686, 1833070538, 10081887959, 20163775918]

約数ペア:

[(1, 20163775918), (2, 10081887959), (11, 1833070538), (13, 1551059686), (22, 916535269), (26, 775529843), (143, 141005426), (286, 70502713), (991, 20346898), (1982, 10173449), (10901, 1849718), (12883, 1565146), (21802, 924859), (25766, 782573), (71143, 283426), (141713, 142286)]