18979671796

素因数分解:

$2^2\times {\mathrm{281}}^1\times {\mathrm{761}}^1\times {\mathrm{22189}}^1$

素因数の和:23235

約数の個数: 24

約数和(自身を含む): 33377931720

約数和(自身を除く): 14398259924

約数列:

[1, 2, 4, 281, 562, 761, 1124, 1522, 3044, 22189, 44378, 88756, 213841, 427682, 855364, 6235109, 12470218, 16885829, 24940436, 33771658, 67543316, 4744917949, 9489835898, 18979671796]

約数ペア:

[(1, 18979671796), (2, 9489835898), (4, 4744917949), (281, 67543316), (562, 33771658), (761, 24940436), (1124, 16885829), (1522, 12470218), (3044, 6235109), (22189, 855364), (44378, 427682), (88756, 213841)]