19746418

素因数分解:

$2^1\times {\mathrm{17}}^1\times {\mathrm{389}}^1\times {\mathrm{1493}}^1$

素因数の和:1901

約数の個数: 16

約数和(自身を含む): 31463640

約数和(自身を除く): 11717222

約数列:

[1, 2, 17, 34, 389, 778, 1493, 2986, 6613, 13226, 25381, 50762, 580777, 1161554, 9873209, 19746418]

約数ペア:

[(1, 19746418), (2, 9873209), (17, 1161554), (34, 580777), (389, 50762), (778, 25381), (1493, 13226), (2986, 6613)]