20160864243

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{271}}^1\times {\mathrm{635849}}^1$

素因数の和:636139

約数の個数: 24

約数和(自身を含む): 31477118400

約数和(自身を除く): 11316254157

約数列:

[1, 3, 9, 13, 39, 117, 271, 813, 2439, 3523, 10569, 31707, 635849, 1907547, 5722641, 8266037, 24798111, 74394333, 172315079, 516945237, 1550835711, 2240096027, 6720288081, 20160864243]

約数ペア:

[(1, 20160864243), (3, 6720288081), (9, 2240096027), (13, 1550835711), (39, 516945237), (117, 172315079), (271, 74394333), (813, 24798111), (2439, 8266037), (3523, 5722641), (10569, 1907547), (31707, 635849)]