19759792

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{94999}}^1$

素因数の和:95020

約数の個数: 20

約数和(自身を含む): 41230000

約数和(自身を除く): 21470208

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 94999, 189998, 379996, 759992, 1234987, 1519984, 2469974, 4939948, 9879896, 19759792]

約数ペア:

[(1, 19759792), (2, 9879896), (4, 4939948), (8, 2469974), (13, 1519984), (16, 1234987), (26, 759992), (52, 379996), (104, 189998), (208, 94999)]