19357947

素因数分解:

$3^4\times 7^1\times {\mathrm{34141}}^1$

素因数の和:34160

約数の個数: 20

約数和(自身を含む): 33049456

約数和(自身を除く): 13691509

約数列:

[1, 3, 7, 9, 21, 27, 63, 81, 189, 567, 34141, 102423, 238987, 307269, 716961, 921807, 2150883, 2765421, 6452649, 19357947]

約数ペア:

[(1, 19357947), (3, 6452649), (7, 2765421), (9, 2150883), (21, 921807), (27, 716961), (63, 307269), (81, 238987), (189, 102423), (567, 34141)]