208283728

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{765749}}^1$

素因数の和:765774

約数の個数: 20

約数和(自身を含む): 427288500

約数和(自身を除く): 219004772

約数列:

[1, 2, 4, 8, 16, 17, 34, 68, 136, 272, 765749, 1531498, 3062996, 6125992, 12251984, 13017733, 26035466, 52070932, 104141864, 208283728]

約数ペア:

[(1, 208283728), (2, 104141864), (4, 52070932), (8, 26035466), (16, 13017733), (17, 12251984), (34, 6125992), (68, 3062996), (136, 1531498), (272, 765749)]