1851208

素因数分解:

$2^3\times {\mathrm{19}}^2\times {\mathrm{641}}^1$

素因数の和:685

約数の個数: 24

約数和(自身を含む): 3669030

約数和(自身を除く): 1817822

約数列:

[1, 2, 4, 8, 19, 38, 76, 152, 361, 641, 722, 1282, 1444, 2564, 2888, 5128, 12179, 24358, 48716, 97432, 231401, 462802, 925604, 1851208]

約数ペア:

[(1, 1851208), (2, 925604), (4, 462802), (8, 231401), (19, 97432), (38, 48716), (76, 24358), (152, 12179), (361, 5128), (641, 2888), (722, 2564), (1282, 1444)]