20741446

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{179}}^1\times {\mathrm{229}}^1$

素因数の和:444

約数の個数: 32

約数和(自身を含む): 35769600

約数和(自身を除く): 15028154

約数列:

[1, 2, 11, 22, 23, 46, 179, 229, 253, 358, 458, 506, 1969, 2519, 3938, 4117, 5038, 5267, 8234, 10534, 40991, 45287, 57937, 81982, 90574, 115874, 450901, 901802, 942793, 1885586, 10370723, 20741446]

約数ペア:

[(1, 20741446), (2, 10370723), (11, 1885586), (22, 942793), (23, 901802), (46, 450901), (179, 115874), (229, 90574), (253, 81982), (358, 57937), (458, 45287), (506, 40991), (1969, 10534), (2519, 8234), (3938, 5267), (4117, 5038)]