208421902

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{743}}^1\times {\mathrm{10789}}^1$

素因数の和:11547

約数の個数: 16

約数和(自身を含む): 337165920

約数和(自身を除く): 128744018

約数列:

[1, 2, 13, 26, 743, 1486, 9659, 10789, 19318, 21578, 140257, 280514, 8016227, 16032454, 104210951, 208421902]

約数ペア:

[(1, 208421902), (2, 104210951), (13, 16032454), (26, 8016227), (743, 280514), (1486, 140257), (9659, 21578), (10789, 19318)]