1389104

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{5107}}^1$

素因数の和:5132

約数の個数: 20

約数和(自身を含む): 2850264

約数和(自身を除く): 1461160

約数列:

[1, 2, 4, 8, 16, 17, 34, 68, 136, 272, 5107, 10214, 20428, 40856, 81712, 86819, 173638, 347276, 694552, 1389104]

約数ペア:

[(1, 1389104), (2, 694552), (4, 347276), (8, 173638), (16, 86819), (17, 81712), (34, 40856), (68, 20428), (136, 10214), (272, 5107)]