1998568

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{1747}}^1$

素因数の和:1777

約数の個数: 32

約数和(自身を含む): 4404960

約数和(自身を除く): 2406392

約数列:

[1, 2, 4, 8, 11, 13, 22, 26, 44, 52, 88, 104, 143, 286, 572, 1144, 1747, 3494, 6988, 13976, 19217, 22711, 38434, 45422, 76868, 90844, 153736, 181688, 249821, 499642, 999284, 1998568]

約数ペア:

[(1, 1998568), (2, 999284), (4, 499642), (8, 249821), (11, 181688), (13, 153736), (22, 90844), (26, 76868), (44, 45422), (52, 38434), (88, 22711), (104, 19217), (143, 13976), (286, 6988), (572, 3494), (1144, 1747)]