20969674

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{641}}^1\times {\mathrm{1487}}^1$

素因数の和:2141

約数の個数: 16

約数和(自身を含む): 34390656

約数和(自身を除く): 13420982

約数列:

[1, 2, 11, 22, 641, 1282, 1487, 2974, 7051, 14102, 16357, 32714, 953167, 1906334, 10484837, 20969674]

約数ペア:

[(1, 20969674), (2, 10484837), (11, 1906334), (22, 953167), (641, 32714), (1282, 16357), (1487, 14102), (2974, 7051)]