20565588

素因数分解:

$2^2\times 3^1\times {\mathrm{23}}^1\times {\mathrm{269}}^1\times {\mathrm{277}}^1$

素因数の和:576

約数の個数: 48

約数和(自身を含む): 50440320

約数和(自身を除く): 29874732

約数列:

[1, 2, 3, 4, 6, 12, 23, 46, 69, 92, 138, 269, 276, 277, 538, 554, 807, 831, 1076, 1108, 1614, 1662, 3228, 3324, 6187, 6371, 12374, 12742, 18561, 19113, 24748, 25484, 37122, 38226, 74244, 74513, 76452, 149026, 223539, 298052, 447078, 894156, 1713799, 3427598, 5141397, 6855196, 10282794, 20565588]

約数ペア:

[(1, 20565588), (2, 10282794), (3, 6855196), (4, 5141397), (6, 3427598), (12, 1713799), (23, 894156), (46, 447078), (69, 298052), (92, 223539), (138, 149026), (269, 76452), (276, 74513), (277, 74244), (538, 38226), (554, 37122), (807, 25484), (831, 24748), (1076, 19113), (1108, 18561), (1614, 12742), (1662, 12374), (3228, 6371), (3324, 6187)]