196906770128

素因数分解:

$2^4\times {\mathrm{17}}^1\times {\mathrm{723921949}}^1$

素因数の和:723921974

約数の個数: 20

約数和(自身を含む): 403948448100

約数和(自身を除く): 207041677972

約数列:

[1, 2, 4, 8, 16, 17, 34, 68, 136, 272, 723921949, 1447843898, 2895687796, 5791375592, 11582751184, 12306673133, 24613346266, 49226692532, 98453385064, 196906770128]

約数ペア:

[(1, 196906770128), (2, 98453385064), (4, 49226692532), (8, 24613346266), (16, 12306673133), (17, 11582751184), (34, 5791375592), (68, 2895687796), (136, 1447843898), (272, 723921949)]