20127118

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{179}}^1\times {\mathrm{269}}^1$

素因数の和:480

約数の個数: 32

約数和(自身を含む): 34992000

約数和(自身を除く): 14864882

約数列:

[1, 2, 11, 19, 22, 38, 179, 209, 269, 358, 418, 538, 1969, 2959, 3401, 3938, 5111, 5918, 6802, 10222, 37411, 48151, 56221, 74822, 96302, 112442, 529661, 914869, 1059322, 1829738, 10063559, 20127118]

約数ペア:

[(1, 20127118), (2, 10063559), (11, 1829738), (19, 1059322), (22, 914869), (38, 529661), (179, 112442), (209, 96302), (269, 74822), (358, 56221), (418, 48151), (538, 37411), (1969, 10222), (2959, 6802), (3401, 5918), (3938, 5111)]