81739862

素因数分解:

$2^1\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{45767}}^1$

素因数の和:45835

約数の個数: 16

約数和(自身を含む): 131811840

約数和(自身を除く): 50071978

約数列:

[1, 2, 19, 38, 47, 94, 893, 1786, 45767, 91534, 869573, 1739146, 2151049, 4302098, 40869931, 81739862]

約数ペア:

[(1, 81739862), (2, 40869931), (19, 4302098), (38, 2151049), (47, 1739146), (94, 869573), (893, 91534), (1786, 45767)]