19005774459

素因数分解:

$3^1\times 7^1\times {\mathrm{7019}}^1\times {\mathrm{128941}}^1$

素因数の和:135970

約数の個数: 16

約数和(自身を含む): 28965530880

約数和(自身を除く): 9959756421

約数列:

[1, 3, 7, 21, 7019, 21057, 49133, 128941, 147399, 386823, 902587, 2707761, 905036879, 2715110637, 6335258153, 19005774459]

約数ペア:

[(1, 19005774459), (3, 6335258153), (7, 2715110637), (21, 905036879), (7019, 2707761), (21057, 902587), (49133, 386823), (128941, 147399)]