16720522

素因数分解:

$2^1\times 7^1\times {\mathrm{13}}^2\times {\mathrm{37}}^1\times {\mathrm{191}}^1$

素因数の和:263

約数の個数: 48

約数和(自身を含む): 32044032

約数和(自身を除く): 15323510

約数列:

[1, 2, 7, 13, 14, 26, 37, 74, 91, 169, 182, 191, 259, 338, 382, 481, 518, 962, 1183, 1337, 2366, 2483, 2674, 3367, 4966, 6253, 6734, 7067, 12506, 14134, 17381, 32279, 34762, 43771, 49469, 64558, 87542, 91871, 98938, 183742, 225953, 451906, 643097, 1194323, 1286194, 2388646, 8360261, 16720522]

約数ペア:

[(1, 16720522), (2, 8360261), (7, 2388646), (13, 1286194), (14, 1194323), (26, 643097), (37, 451906), (74, 225953), (91, 183742), (169, 98938), (182, 91871), (191, 87542), (259, 64558), (338, 49469), (382, 43771), (481, 34762), (518, 32279), (962, 17381), (1183, 14134), (1337, 12506), (2366, 7067), (2483, 6734), (2674, 6253), (3367, 4966)]