20568368

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{75619}}^1$

素因数の和:75644

約数の個数: 20

約数和(自身を含む): 42195960

約数和(自身を除く): 21627592

約数列:

[1, 2, 4, 8, 16, 17, 34, 68, 136, 272, 75619, 151238, 302476, 604952, 1209904, 1285523, 2571046, 5142092, 10284184, 20568368]

約数ペア:

[(1, 20568368), (2, 10284184), (4, 5142092), (8, 2571046), (16, 1285523), (17, 1209904), (34, 604952), (68, 302476), (136, 151238), (272, 75619)]