20019686

素因数分解:

$2^1\times {\mathrm{29}}^1\times {\mathrm{181}}^1\times {\mathrm{1907}}^1$

素因数の和:2119

約数の個数: 16

約数和(自身を含む): 31253040

約数和(自身を除く): 11233354

約数列:

[1, 2, 29, 58, 181, 362, 1907, 3814, 5249, 10498, 55303, 110606, 345167, 690334, 10009843, 20019686]

約数ペア:

[(1, 20019686), (2, 10009843), (29, 690334), (58, 345167), (181, 110606), (362, 55303), (1907, 10498), (3814, 5249)]