19704542

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{68897}}^1$

素因数の和:68923

約数の個数: 16

約数和(自身を含む): 34724592

約数和(自身を除く): 15020050

約数列:

[1, 2, 11, 13, 22, 26, 143, 286, 68897, 137794, 757867, 895661, 1515734, 1791322, 9852271, 19704542]

約数ペア:

[(1, 19704542), (2, 9852271), (11, 1791322), (13, 1515734), (22, 895661), (26, 757867), (143, 137794), (286, 68897)]