19949704

素因数分解:

$2^3\times {\mathrm{17}}^1\times {\mathrm{383}}^2$

素因数の和:789

約数の個数: 24

約数和(自身を含む): 39709710

約数和(自身を除く): 19760006

約数列:

[1, 2, 4, 8, 17, 34, 68, 136, 383, 766, 1532, 3064, 6511, 13022, 26044, 52088, 146689, 293378, 586756, 1173512, 2493713, 4987426, 9974852, 19949704]

約数ペア:

[(1, 19949704), (2, 9974852), (4, 4987426), (8, 2493713), (17, 1173512), (34, 586756), (68, 293378), (136, 146689), (383, 52088), (766, 26044), (1532, 13022), (3064, 6511)]