191777488

素因数分解:

$2^4\times 7^1\times {\mathrm{19}}^1\times {\mathrm{90121}}^1$

素因数の和:90155

約数の個数: 40

約数和(自身を含む): 447005120

約数和(自身を除く): 255227632

約数列:

[1, 2, 4, 7, 8, 14, 16, 19, 28, 38, 56, 76, 112, 133, 152, 266, 304, 532, 1064, 2128, 90121, 180242, 360484, 630847, 720968, 1261694, 1441936, 1712299, 2523388, 3424598, 5046776, 6849196, 10093552, 11986093, 13698392, 23972186, 27396784, 47944372, 95888744, 191777488]

約数ペア:

[(1, 191777488), (2, 95888744), (4, 47944372), (7, 27396784), (8, 23972186), (14, 13698392), (16, 11986093), (19, 10093552), (28, 6849196), (38, 5046776), (56, 3424598), (76, 2523388), (112, 1712299), (133, 1441936), (152, 1261694), (266, 720968), (304, 630847), (532, 360484), (1064, 180242), (2128, 90121)]