27811792

素因数分解:

$2^4\times {\mathrm{79}}^1\times {\mathrm{22003}}^1$

素因数の和:22090

約数の個数: 20

約数和(自身を含む): 54569920

約数和(自身を除く): 26758128

約数列:

[1, 2, 4, 8, 16, 79, 158, 316, 632, 1264, 22003, 44006, 88012, 176024, 352048, 1738237, 3476474, 6952948, 13905896, 27811792]

約数ペア:

[(1, 27811792), (2, 13905896), (4, 6952948), (8, 3476474), (16, 1738237), (79, 352048), (158, 176024), (316, 88012), (632, 44006), (1264, 22003)]