28728368

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{105619}}^1$

素因数の和:105644

約数の個数: 20

約数和(自身を含む): 58935960

約数和(自身を除く): 30207592

約数列:

[1, 2, 4, 8, 16, 17, 34, 68, 136, 272, 105619, 211238, 422476, 844952, 1689904, 1795523, 3591046, 7182092, 14364184, 28728368]

約数ペア:

[(1, 28728368), (2, 14364184), (4, 7182092), (8, 3591046), (16, 1795523), (17, 1689904), (34, 844952), (68, 422476), (136, 211238), (272, 105619)]