20536604

素因数分解:

$2^2\times {\mathrm{11}}^2\times {\mathrm{151}}^1\times {\mathrm{281}}^1$

素因数の和:458

約数の個数: 36

約数和(自身を含む): 39906384

約数和(自身を除く): 19369780

約数列:

[1, 2, 4, 11, 22, 44, 121, 151, 242, 281, 302, 484, 562, 604, 1124, 1661, 3091, 3322, 6182, 6644, 12364, 18271, 34001, 36542, 42431, 68002, 73084, 84862, 136004, 169724, 466741, 933482, 1866964, 5134151, 10268302, 20536604]

約数ペア:

[(1, 20536604), (2, 10268302), (4, 5134151), (11, 1866964), (22, 933482), (44, 466741), (121, 169724), (151, 136004), (242, 84862), (281, 73084), (302, 68002), (484, 42431), (562, 36542), (604, 34001), (1124, 18271), (1661, 12364), (3091, 6644), (3322, 6182)]