20678848

素因数分解:

$2^6\times {\mathrm{97}}^1\times {\mathrm{3331}}^1$

素因数の和:3440

約数の個数: 28

約数和(自身を含む): 41470072

約数和(自身を除く): 20791224

約数列:

[1, 2, 4, 8, 16, 32, 64, 97, 194, 388, 776, 1552, 3104, 3331, 6208, 6662, 13324, 26648, 53296, 106592, 213184, 323107, 646214, 1292428, 2584856, 5169712, 10339424, 20678848]

約数ペア:

[(1, 20678848), (2, 10339424), (4, 5169712), (8, 2584856), (16, 1292428), (32, 646214), (64, 323107), (97, 213184), (194, 106592), (388, 53296), (776, 26648), (1552, 13324), (3104, 6662), (3331, 6208)]