20530812

素因数分解:

$2^2\times 3^1\times {\mathrm{23}}^1\times {\mathrm{73}}^1\times {\mathrm{1019}}^1$

素因数の和:1122

約数の個数: 48

約数和(自身を含む): 50722560

約数和(自身を除く): 30191748

約数列:

[1, 2, 3, 4, 6, 12, 23, 46, 69, 73, 92, 138, 146, 219, 276, 292, 438, 876, 1019, 1679, 2038, 3057, 3358, 4076, 5037, 6114, 6716, 10074, 12228, 20148, 23437, 46874, 70311, 74387, 93748, 140622, 148774, 223161, 281244, 297548, 446322, 892644, 1710901, 3421802, 5132703, 6843604, 10265406, 20530812]

約数ペア:

[(1, 20530812), (2, 10265406), (3, 6843604), (4, 5132703), (6, 3421802), (12, 1710901), (23, 892644), (46, 446322), (69, 297548), (73, 281244), (92, 223161), (138, 148774), (146, 140622), (219, 93748), (276, 74387), (292, 70311), (438, 46874), (876, 23437), (1019, 20148), (1679, 12228), (2038, 10074), (3057, 6716), (3358, 6114), (4076, 5037)]