18439798

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{41719}}^1$

素因数の和:41751

約数の個数: 16

約数和(自身を含む): 31540320

約数和(自身を除く): 13100522

約数列:

[1, 2, 13, 17, 26, 34, 221, 442, 41719, 83438, 542347, 709223, 1084694, 1418446, 9219899, 18439798]

約数ペア:

[(1, 18439798), (2, 9219899), (13, 1418446), (17, 1084694), (26, 709223), (34, 542347), (221, 83438), (442, 41719)]