20066812

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{229}}^1\times {\mathrm{1153}}^1$

素因数の和:1405

約数の個数: 24

約数和(自身を含む): 37158800

約数和(自身を除く): 17091988

約数列:

[1, 2, 4, 19, 38, 76, 229, 458, 916, 1153, 2306, 4351, 4612, 8702, 17404, 21907, 43814, 87628, 264037, 528074, 1056148, 5016703, 10033406, 20066812]

約数ペア:

[(1, 20066812), (2, 10033406), (4, 5016703), (19, 1056148), (38, 528074), (76, 264037), (229, 87628), (458, 43814), (916, 21907), (1153, 17404), (2306, 8702), (4351, 4612)]