12990692

素因数分解:

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

素因数の和:1788

約数の個数: 36

約数和(自身を含む): 26870256

約数和(自身を除く): 13879564

約数列:

[1, 2, 4, 11, 13, 22, 26, 44, 52, 143, 169, 286, 338, 572, 676, 1747, 1859, 3494, 3718, 6988, 7436, 19217, 22711, 38434, 45422, 76868, 90844, 249821, 295243, 499642, 590486, 999284, 1180972, 3247673, 6495346, 12990692]

約数ペア:

[(1, 12990692), (2, 6495346), (4, 3247673), (11, 1180972), (13, 999284), (22, 590486), (26, 499642), (44, 295243), (52, 249821), (143, 90844), (169, 76868), (286, 45422), (338, 38434), (572, 22711), (676, 19217), (1747, 7436), (1859, 6988), (3494, 3718)]