20173909911

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{67}}^1\times {\mathrm{457}}^1\times {\mathrm{12919}}^1$

素因数の和:13463

約数の個数: 32

約数和(自身を含む): 28971394560

約数和(自身を除く): 8797484649

約数列:

[1, 3, 17, 51, 67, 201, 457, 1139, 1371, 3417, 7769, 12919, 23307, 30619, 38757, 91857, 219623, 520523, 658869, 865573, 1561569, 2596719, 5903983, 14714741, 17711949, 44144223, 100367711, 301103133, 395566861, 1186700583, 6724636637, 20173909911]

約数ペア:

[(1, 20173909911), (3, 6724636637), (17, 1186700583), (51, 395566861), (67, 301103133), (201, 100367711), (457, 44144223), (1139, 17711949), (1371, 14714741), (3417, 5903983), (7769, 2596719), (12919, 1561569), (23307, 865573), (30619, 658869), (38757, 520523), (91857, 219623)]