2181296

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{10487}}^1$

素因数の和:10508

約数の個数: 20

約数和(自身を含む): 4551792

約数和(自身を除く): 2370496

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 10487, 20974, 41948, 83896, 136331, 167792, 272662, 545324, 1090648, 2181296]

約数ペア:

[(1, 2181296), (2, 1090648), (4, 545324), (8, 272662), (13, 167792), (16, 136331), (26, 83896), (52, 41948), (104, 20974), (208, 10487)]