51232688

素因数分解:

$2^4\times {\mathrm{13}}^2\times {\mathrm{18947}}^1$

素因数の和:18981

約数の個数: 30

約数和(自身を含む): 107492004

約数和(自身を除く): 56259316

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 169, 208, 338, 676, 1352, 2704, 18947, 37894, 75788, 151576, 246311, 303152, 492622, 985244, 1970488, 3202043, 3940976, 6404086, 12808172, 25616344, 51232688]

約数ペア:

[(1, 51232688), (2, 25616344), (4, 12808172), (8, 6404086), (13, 3940976), (16, 3202043), (26, 1970488), (52, 985244), (104, 492622), (169, 303152), (208, 246311), (338, 151576), (676, 75788), (1352, 37894), (2704, 18947)]