20195916

素因数分解:

$2^2\times 3^1\times {\mathrm{13}}^1\times {\mathrm{129461}}^1$

素因数の和:129481

約数の個数: 24

約数和(自身を含む): 50749104

約数和(自身を除く): 30553188

約数列:

[1, 2, 3, 4, 6, 12, 13, 26, 39, 52, 78, 156, 129461, 258922, 388383, 517844, 776766, 1553532, 1682993, 3365986, 5048979, 6731972, 10097958, 20195916]

約数ペア:

[(1, 20195916), (2, 10097958), (3, 6731972), (4, 5048979), (6, 3365986), (12, 1682993), (13, 1553532), (26, 776766), (39, 517844), (52, 388383), (78, 258922), (156, 129461)]