20805774

素因数分解:

$2^1\times 3^1\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{10169}}^1$

素因数の和:10216

約数の個数: 32

約数和(自身を含む): 46863360

約数和(自身を除く): 26057586

約数列:

[1, 2, 3, 6, 11, 22, 31, 33, 62, 66, 93, 186, 341, 682, 1023, 2046, 10169, 20338, 30507, 61014, 111859, 223718, 315239, 335577, 630478, 671154, 945717, 1891434, 3467629, 6935258, 10402887, 20805774]

約数ペア:

[(1, 20805774), (2, 10402887), (3, 6935258), (6, 3467629), (11, 1891434), (22, 945717), (31, 671154), (33, 630478), (62, 335577), (66, 315239), (93, 223718), (186, 111859), (341, 61014), (682, 30507), (1023, 20338), (2046, 10169)]