66645584

素因数分解:

$2^4\times {\mathrm{37}}^1\times {\mathrm{112577}}^1$

素因数の和:112622

約数の個数: 20

約数和(自身を含む): 132616884

約数和(自身を除く): 65971300

約数列:

[1, 2, 4, 8, 16, 37, 74, 148, 296, 592, 112577, 225154, 450308, 900616, 1801232, 4165349, 8330698, 16661396, 33322792, 66645584]

約数ペア:

[(1, 66645584), (2, 33322792), (4, 16661396), (8, 8330698), (16, 4165349), (37, 1801232), (74, 900616), (148, 450308), (296, 225154), (592, 112577)]