20149328

素因数分解:

$2^4\times {\mathrm{53}}^1\times {\mathrm{23761}}^1$

素因数の和:23822

約数の個数: 20

約数和(自身を含む): 39777588

約数和(自身を除く): 19628260

約数列:

[1, 2, 4, 8, 16, 53, 106, 212, 424, 848, 23761, 47522, 95044, 190088, 380176, 1259333, 2518666, 5037332, 10074664, 20149328]

約数ペア:

[(1, 20149328), (2, 10074664), (4, 5037332), (8, 2518666), (16, 1259333), (53, 380176), (106, 190088), (212, 95044), (424, 47522), (848, 23761)]