20102704

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{73907}}^1$

素因数の和:73932

約数の個数: 20

約数和(自身を含む): 41240664

約数和(自身を除く): 21137960

約数列:

[1, 2, 4, 8, 16, 17, 34, 68, 136, 272, 73907, 147814, 295628, 591256, 1182512, 1256419, 2512838, 5025676, 10051352, 20102704]

約数ペア:

[(1, 20102704), (2, 10051352), (4, 5025676), (8, 2512838), (16, 1256419), (17, 1182512), (34, 591256), (68, 295628), (136, 147814), (272, 73907)]