858145412

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{139}}^1\times {\mathrm{81233}}^1$

素因数の和:81395

約数の個数: 24

約数和(自身を含む): 1592186400

約数和(自身を除く): 734040988

約数列:

[1, 2, 4, 19, 38, 76, 139, 278, 556, 2641, 5282, 10564, 81233, 162466, 324932, 1543427, 3086854, 6173708, 11291387, 22582774, 45165548, 214536353, 429072706, 858145412]

約数ペア:

[(1, 858145412), (2, 429072706), (4, 214536353), (19, 45165548), (38, 22582774), (76, 11291387), (139, 6173708), (278, 3086854), (556, 1543427), (2641, 324932), (5282, 162466), (10564, 81233)]