18645346

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{239}}^1\times {\mathrm{2053}}^1$

素因数の和:2313

約数の個数: 16

約数和(自身を含む): 29577600

約数和(自身を除く): 10932254

約数列:

[1, 2, 19, 38, 239, 478, 2053, 4106, 4541, 9082, 39007, 78014, 490667, 981334, 9322673, 18645346]

約数ペア:

[(1, 18645346), (2, 9322673), (19, 981334), (38, 490667), (239, 78014), (478, 39007), (2053, 9082), (4106, 4541)]