205143076

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{641}}^1\times {\mathrm{4211}}^1$

素因数の和:4875

約数の個数: 24

約数和(自身を含む): 378574560

約数和(自身を除く): 173431484

約数列:

[1, 2, 4, 19, 38, 76, 641, 1282, 2564, 4211, 8422, 12179, 16844, 24358, 48716, 80009, 160018, 320036, 2699251, 5398502, 10797004, 51285769, 102571538, 205143076]

約数ペア:

[(1, 205143076), (2, 102571538), (4, 51285769), (19, 10797004), (38, 5398502), (76, 2699251), (641, 320036), (1282, 160018), (2564, 80009), (4211, 48716), (8422, 24358), (12179, 16844)]