1640342884

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{853}}^1\times {\mathrm{25303}}^1$

素因数の和:26179

約数の個数: 24

約数和(自身を含む): 3025346240

約数和(自身を除く): 1385003356

約数列:

[1, 2, 4, 19, 38, 76, 853, 1706, 3412, 16207, 25303, 32414, 50606, 64828, 101212, 480757, 961514, 1923028, 21583459, 43166918, 86333836, 410085721, 820171442, 1640342884]

約数ペア:

[(1, 1640342884), (2, 820171442), (4, 410085721), (19, 86333836), (38, 43166918), (76, 21583459), (853, 1923028), (1706, 961514), (3412, 480757), (16207, 101212), (25303, 64828), (32414, 50606)]