19633929

素因数分解:

$3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{1279}}^1$

素因数の和:1349

約数の個数: 32

約数和(自身を含む): 32440320

約数和(自身を除く): 12806391

約数列:

[1, 3, 7, 17, 21, 43, 51, 119, 129, 301, 357, 731, 903, 1279, 2193, 3837, 5117, 8953, 15351, 21743, 26859, 54997, 65229, 152201, 164991, 384979, 456603, 934949, 1154937, 2804847, 6544643, 19633929]

約数ペア:

[(1, 19633929), (3, 6544643), (7, 2804847), (17, 1154937), (21, 934949), (43, 456603), (51, 384979), (119, 164991), (129, 152201), (301, 65229), (357, 54997), (731, 26859), (903, 21743), (1279, 15351), (2193, 8953), (3837, 5117)]