20686365266

素因数分解:

$2^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{34362733}}^1$

素因数の和:34362785

約数の個数: 16

約数和(自身を含む): 36287047104

約数和(自身を除く): 15600681838

約数列:

[1, 2, 7, 14, 43, 86, 301, 602, 34362733, 68725466, 240539131, 481078262, 1477597519, 2955195038, 10343182633, 20686365266]

約数ペア:

[(1, 20686365266), (2, 10343182633), (7, 2955195038), (14, 1477597519), (43, 481078262), (86, 240539131), (301, 68725466), (602, 34362733)]