20551278

素因数分解:

$2^1\times 3^1\times {\mathrm{11}}^1\times {\mathrm{101}}^1\times {\mathrm{3083}}^1$

素因数の和:3200

約数の個数: 32

約数和(自身を含む): 45297792

約数和(自身を除く): 24746514

約数列:

[1, 2, 3, 6, 11, 22, 33, 66, 101, 202, 303, 606, 1111, 2222, 3083, 3333, 6166, 6666, 9249, 18498, 33913, 67826, 101739, 203478, 311383, 622766, 934149, 1868298, 3425213, 6850426, 10275639, 20551278]

約数ペア:

[(1, 20551278), (2, 10275639), (3, 6850426), (6, 3425213), (11, 1868298), (22, 934149), (33, 622766), (66, 311383), (101, 203478), (202, 101739), (303, 67826), (606, 33913), (1111, 18498), (2222, 9249), (3083, 6666), (3333, 6166)]