19643632

素因数分解:

$2^4\times {\mathrm{487}}^1\times {\mathrm{2521}}^1$

素因数の和:3016

約数の個数: 20

約数和(自身を含む): 38152816

約数和(自身を除く): 18509184

約数列:

[1, 2, 4, 8, 16, 487, 974, 1948, 2521, 3896, 5042, 7792, 10084, 20168, 40336, 1227727, 2455454, 4910908, 9821816, 19643632]

約数ペア:

[(1, 19643632), (2, 9821816), (4, 4910908), (8, 2455454), (16, 1227727), (487, 40336), (974, 20168), (1948, 10084), (2521, 7792), (3896, 5042)]