2019975152

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{9711419}}^1$

素因数の和:9711440

約数の個数: 20

約数和(自身を含む): 4214756280

約数和(自身を除く): 2194781128

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 9711419, 19422838, 38845676, 77691352, 126248447, 155382704, 252496894, 504993788, 1009987576, 2019975152]

約数ペア:

[(1, 2019975152), (2, 1009987576), (4, 504993788), (8, 252496894), (13, 155382704), (16, 126248447), (26, 77691352), (52, 38845676), (104, 19422838), (208, 9711419)]