189705788

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{2789791}}^1$

素因数の和:2789812

約数の個数: 12

約数和(自身を含む): 351513792

約数和(自身を除く): 161808004

約数列:

[1, 2, 4, 17, 34, 68, 2789791, 5579582, 11159164, 47426447, 94852894, 189705788]

約数ペア:

[(1, 189705788), (2, 94852894), (4, 47426447), (17, 11159164), (34, 5579582), (68, 2789791)]