20173643007

素因数分解:

$3^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{2239}}^1\times {\mathrm{6043}}^1$

素因数の和:8363

約数の個数: 32

約数和(自身を含む): 31192842240

約数和(自身を除く): 11019199233

約数列:

[1, 3, 7, 21, 71, 213, 497, 1491, 2239, 6043, 6717, 15673, 18129, 42301, 47019, 126903, 158969, 429053, 476907, 1112783, 1287159, 3003371, 3338349, 9010113, 13530277, 40590831, 94711939, 284135817, 960649667, 2881949001, 6724547669, 20173643007]

約数ペア:

[(1, 20173643007), (3, 6724547669), (7, 2881949001), (21, 960649667), (71, 284135817), (213, 94711939), (497, 40590831), (1491, 13530277), (2239, 9010113), (6043, 3338349), (6717, 3003371), (15673, 1287159), (18129, 1112783), (42301, 476907), (47019, 429053), (126903, 158969)]