18276752

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{87869}}^1$

素因数の和:87890

約数の個数: 20

約数和(自身を含む): 38135580

約数和(自身を除く): 19858828

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 104, 208, 87869, 175738, 351476, 702952, 1142297, 1405904, 2284594, 4569188, 9138376, 18276752]

約数ペア:

[(1, 18276752), (2, 9138376), (4, 4569188), (8, 2284594), (13, 1405904), (16, 1142297), (26, 702952), (52, 351476), (104, 175738), (208, 87869)]