15391792

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{73999}}^1$

素因数の和:74020

約数の個数: 20

約数和(自身を含む): 32116000

約数和(自身を除く): 16724208

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 73999, 147998, 295996, 591992, 961987, 1183984, 1923974, 3847948, 7695896, 15391792]

約数ペア:

[(1, 15391792), (2, 7695896), (4, 3847948), (8, 1923974), (13, 1183984), (16, 961987), (26, 591992), (52, 295996), (104, 147998), (208, 73999)]