15915952

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{76519}}^1$

素因数の和:76540

約数の個数: 20

約数和(自身を含む): 33209680

約数和(自身を除く): 17293728

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 76519, 153038, 306076, 612152, 994747, 1224304, 1989494, 3978988, 7957976, 15915952]

約数ペア:

[(1, 15915952), (2, 7957976), (4, 3978988), (8, 1989494), (13, 1224304), (16, 994747), (26, 612152), (52, 306076), (104, 153038), (208, 76519)]