128470864

素因数分解:

$2^4\times {\mathrm{2389}}^1\times {\mathrm{3361}}^1$

素因数の和:5758

約数の個数: 20

約数和(自身を含む): 249090580

約数和(自身を除く): 120619716

約数列:

[1, 2, 4, 8, 16, 2389, 3361, 4778, 6722, 9556, 13444, 19112, 26888, 38224, 53776, 8029429, 16058858, 32117716, 64235432, 128470864]

約数ペア:

[(1, 128470864), (2, 64235432), (4, 32117716), (8, 16058858), (16, 8029429), (2389, 53776), (3361, 38224), (4778, 26888), (6722, 19112), (9556, 13444)]