20163895448

素因数分解:

$2^3\times {\mathrm{41}}^1\times {\mathrm{1759}}^1\times {\mathrm{34949}}^1$

素因数の和:36755

約数の個数: 32

約数和(自身を含む): 38752560000

約数和(自身を除く): 18588664552

約数列:

[1, 2, 4, 8, 41, 82, 164, 328, 1759, 3518, 7036, 14072, 34949, 69898, 72119, 139796, 144238, 279592, 288476, 576952, 1432909, 2865818, 5731636, 11463272, 61475291, 122950582, 245901164, 491802328, 2520486931, 5040973862, 10081947724, 20163895448]

約数ペア:

[(1, 20163895448), (2, 10081947724), (4, 5040973862), (8, 2520486931), (41, 491802328), (82, 245901164), (164, 122950582), (328, 61475291), (1759, 11463272), (3518, 5731636), (7036, 2865818), (14072, 1432909), (34949, 576952), (69898, 288476), (72119, 279592), (139796, 144238)]