19264778

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{67}}^1\times {\mathrm{11059}}^1$

素因数の和:11141

約数の個数: 16

約数和(自身を含む): 31587360

約数和(自身を除く): 12322582

約数列:

[1, 2, 13, 26, 67, 134, 871, 1742, 11059, 22118, 143767, 287534, 740953, 1481906, 9632389, 19264778]

約数ペア:

[(1, 19264778), (2, 9632389), (13, 1481906), (26, 740953), (67, 287534), (134, 143767), (871, 22118), (1742, 11059)]