19221748

素因数分解:

$2^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{52807}}^1$

素因数の和:52831

約数の個数: 24

約数和(自身を含む): 41401472

約数和(自身を除く): 22179724

約数列:

[1, 2, 4, 7, 13, 14, 26, 28, 52, 91, 182, 364, 52807, 105614, 211228, 369649, 686491, 739298, 1372982, 1478596, 2745964, 4805437, 9610874, 19221748]

約数ペア:

[(1, 19221748), (2, 9610874), (4, 4805437), (7, 2745964), (13, 1478596), (14, 1372982), (26, 739298), (28, 686491), (52, 369649), (91, 211228), (182, 105614), (364, 52807)]