28697912

素因数分解:

$2^3\times {\mathrm{181}}^1\times {\mathrm{19819}}^1$

素因数の和:20006

約数の個数: 16

約数和(自身を含む): 54108600

約数和(自身を除く): 25410688

約数列:

[1, 2, 4, 8, 181, 362, 724, 1448, 19819, 39638, 79276, 158552, 3587239, 7174478, 14348956, 28697912]

約数ペア:

[(1, 28697912), (2, 14348956), (4, 7174478), (8, 3587239), (181, 158552), (362, 79276), (724, 39638), (1448, 19819)]