19876274

素因数分解:

$2^1\times {\mathrm{11}}^1\times {\mathrm{59}}^1\times {\mathrm{15313}}^1$

素因数の和:15385

約数の個数: 16

約数和(自身を含む): 33078240

約数和(自身を除く): 13201966

約数列:

[1, 2, 11, 22, 59, 118, 649, 1298, 15313, 30626, 168443, 336886, 903467, 1806934, 9938137, 19876274]

約数ペア:

[(1, 19876274), (2, 9938137), (11, 1806934), (22, 903467), (59, 336886), (118, 168443), (649, 30626), (1298, 15313)]