28780016

素因数分解:

$2^4\times {\mathrm{79}}^1\times {\mathrm{22769}}^1$

素因数の和:22856

約数の個数: 20

約数和(自身を含む): 56469600

約数和(自身を除く): 27689584

約数列:

[1, 2, 4, 8, 16, 79, 158, 316, 632, 1264, 22769, 45538, 91076, 182152, 364304, 1798751, 3597502, 7195004, 14390008, 28780016]

約数ペア:

[(1, 28780016), (2, 14390008), (4, 7195004), (8, 3597502), (16, 1798751), (79, 364304), (158, 182152), (316, 91076), (632, 45538), (1264, 22769)]