195717812

素因数分解:

$2^2\times {\mathrm{641}}^1\times {\mathrm{76333}}^1$

素因数の和:76978

約数の個数: 12

約数和(自身を含む): 343044996

約数和(自身を除く): 147327184

約数列:

[1, 2, 4, 641, 1282, 2564, 76333, 152666, 305332, 48929453, 97858906, 195717812]

約数ペア:

[(1, 195717812), (2, 97858906), (4, 48929453), (641, 305332), (1282, 152666), (2564, 76333)]