16987176

素因数分解:

$2^3\times 3^2\times {\mathrm{71}}^1\times {\mathrm{3323}}^1$

素因数の和:3406

約数の個数: 48

約数和(自身を含む): 46668960

約数和(自身を除く): 29681784

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 71, 72, 142, 213, 284, 426, 568, 639, 852, 1278, 1704, 2556, 3323, 5112, 6646, 9969, 13292, 19938, 26584, 29907, 39876, 59814, 79752, 119628, 235933, 239256, 471866, 707799, 943732, 1415598, 1887464, 2123397, 2831196, 4246794, 5662392, 8493588, 16987176]

約数ペア:

[(1, 16987176), (2, 8493588), (3, 5662392), (4, 4246794), (6, 2831196), (8, 2123397), (9, 1887464), (12, 1415598), (18, 943732), (24, 707799), (36, 471866), (71, 239256), (72, 235933), (142, 119628), (213, 79752), (284, 59814), (426, 39876), (568, 29907), (639, 26584), (852, 19938), (1278, 13292), (1704, 9969), (2556, 6646), (3323, 5112)]