19978714

素因数分解:

$2^1\times 7^1\times {\mathrm{937}}^1\times {\mathrm{1523}}^1$

素因数の和:2469

約数の個数: 16

約数和(自身を含む): 34308288

約数和(自身を除く): 14329574

約数列:

[1, 2, 7, 14, 937, 1523, 1874, 3046, 6559, 10661, 13118, 21322, 1427051, 2854102, 9989357, 19978714]

約数ペア:

[(1, 19978714), (2, 9989357), (7, 2854102), (14, 1427051), (937, 21322), (1523, 13118), (1874, 10661), (3046, 6559)]