20166027469

素因数分解:

$7^3\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{59447}}^1$

素因数の和:59534

約数の個数: 32

約数和(自身を含む): 25110835200

約数和(自身を除く): 4944807731

約数列:

[1, 7, 23, 43, 49, 161, 301, 343, 989, 1127, 2107, 6923, 7889, 14749, 48461, 59447, 339227, 416129, 1367281, 2556221, 2912903, 9570967, 17893547, 20390321, 58793083, 66996769, 125254829, 411551581, 468977383, 876783803, 2880861067, 20166027469]

約数ペア:

[(1, 20166027469), (7, 2880861067), (23, 876783803), (43, 468977383), (49, 411551581), (161, 125254829), (301, 66996769), (343, 58793083), (989, 20390321), (1127, 17893547), (2107, 9570967), (6923, 2912903), (7889, 2556221), (14749, 1367281), (48461, 416129), (59447, 339227)]