19210972

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{73}}^1\times {\mathrm{5981}}^1$

素因数の和:6069

約数の個数: 24

約数和(自身を含む): 37184112

約数和(自身を除く): 17973140

約数列:

[1, 2, 4, 11, 22, 44, 73, 146, 292, 803, 1606, 3212, 5981, 11962, 23924, 65791, 131582, 263164, 436613, 873226, 1746452, 4802743, 9605486, 19210972]

約数ペア:

[(1, 19210972), (2, 9605486), (4, 4802743), (11, 1746452), (22, 873226), (44, 436613), (73, 263164), (146, 131582), (292, 65791), (803, 23924), (1606, 11962), (3212, 5981)]