19220217

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{12157}}^1$

素因数の和:12208

約数の個数: 16

約数和(自身を含む): 28012032

約数和(自身を除く): 8791815

約数列:

[1, 3, 17, 31, 51, 93, 527, 1581, 12157, 36471, 206669, 376867, 620007, 1130601, 6406739, 19220217]

約数ペア:

[(1, 19220217), (3, 6406739), (17, 1130601), (31, 620007), (51, 376867), (93, 206669), (527, 36471), (1581, 12157)]