19306177

素因数分解:

${\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{137}}^1\times {\mathrm{557}}^1$

素因数の和:728

約数の個数: 16

約数和(自身を含む): 22177152

約数和(自身を除く): 2870975

約数列:

[1, 11, 23, 137, 253, 557, 1507, 3151, 6127, 12811, 34661, 76309, 140921, 839399, 1755107, 19306177]

約数ペア:

[(1, 19306177), (11, 1755107), (23, 839399), (137, 140921), (253, 76309), (557, 34661), (1507, 12811), (3151, 6127)]