19888776

素因数分解:

$2^3\times 3^2\times {\mathrm{17}}^1\times {\mathrm{16249}}^1$

素因数の和:16278

約数の個数: 48

約数和(自身を含む): 57037500

約数和(自身を除く): 37148724

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 17, 18, 24, 34, 36, 51, 68, 72, 102, 136, 153, 204, 306, 408, 612, 1224, 16249, 32498, 48747, 64996, 97494, 129992, 146241, 194988, 276233, 292482, 389976, 552466, 584964, 828699, 1104932, 1169928, 1657398, 2209864, 2486097, 3314796, 4972194, 6629592, 9944388, 19888776]

約数ペア:

[(1, 19888776), (2, 9944388), (3, 6629592), (4, 4972194), (6, 3314796), (8, 2486097), (9, 2209864), (12, 1657398), (17, 1169928), (18, 1104932), (24, 828699), (34, 584964), (36, 552466), (51, 389976), (68, 292482), (72, 276233), (102, 194988), (136, 146241), (153, 129992), (204, 97494), (306, 64996), (408, 48747), (612, 32498), (1224, 16249)]