1969994

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{4457}}^1$

素因数の和:4489

約数の個数: 16

約数和(自身を含む): 3370248

約数和(自身を除く): 1400254

約数列:

[1, 2, 13, 17, 26, 34, 221, 442, 4457, 8914, 57941, 75769, 115882, 151538, 984997, 1969994]

約数ペア:

[(1, 1969994), (2, 984997), (13, 151538), (17, 115882), (26, 75769), (34, 57941), (221, 8914), (442, 4457)]