20169941168

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{1373}}^1\times {\mathrm{70627}}^1$

素因数の和:72021

約数の個数: 40

約数和(自身を含む): 42116606448

約数和(自身を除く): 21946665280

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 1373, 2746, 5492, 10984, 17849, 21968, 35698, 70627, 71396, 141254, 142792, 282508, 285584, 565016, 918151, 1130032, 1836302, 3672604, 7345208, 14690416, 96970871, 193941742, 387883484, 775766968, 1260621323, 1551533936, 2521242646, 5042485292, 10084970584, 20169941168]

約数ペア:

[(1, 20169941168), (2, 10084970584), (4, 5042485292), (8, 2521242646), (13, 1551533936), (16, 1260621323), (26, 775766968), (52, 387883484), (104, 193941742), (208, 96970871), (1373, 14690416), (2746, 7345208), (5492, 3672604), (10984, 1836302), (17849, 1130032), (21968, 918151), (35698, 565016), (70627, 285584), (71396, 282508), (141254, 142792)]