420104816

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{1544503}}^1$

素因数の和:1544528

約数の個数: 20

約数和(自身を含む): 861833232

約数和(自身を除く): 441728416

約数列:

[1, 2, 4, 8, 16, 17, 34, 68, 136, 272, 1544503, 3089006, 6178012, 12356024, 24712048, 26256551, 52513102, 105026204, 210052408, 420104816]

約数ペア:

[(1, 420104816), (2, 210052408), (4, 105026204), (8, 52513102), (16, 26256551), (17, 24712048), (34, 12356024), (68, 6178012), (136, 3089006), (272, 1544503)]