20349119

素因数分解:

$7^1\times {\mathrm{17}}^1\times {\mathrm{271}}^1\times {\mathrm{631}}^1$

素因数の和:926

約数の個数: 16

約数和(自身を含む): 24754176

約数和(自身を除く): 4405057

約数列:

[1, 7, 17, 119, 271, 631, 1897, 4417, 4607, 10727, 32249, 75089, 171001, 1197007, 2907017, 20349119]

約数ペア:

[(1, 20349119), (7, 2907017), (17, 1197007), (119, 171001), (271, 75089), (631, 32249), (1897, 10727), (4417, 4607)]