19419452

素因数分解:

$2^2\times {\mathrm{13}}^2\times {\mathrm{23}}^1\times {\mathrm{1249}}^1$

素因数の和:1302

約数の個数: 36

約数和(自身を含む): 38430000

約数和(自身を除く): 19010548

約数列:

[1, 2, 4, 13, 23, 26, 46, 52, 92, 169, 299, 338, 598, 676, 1196, 1249, 2498, 3887, 4996, 7774, 15548, 16237, 28727, 32474, 57454, 64948, 114908, 211081, 373451, 422162, 746902, 844324, 1493804, 4854863, 9709726, 19419452]

約数ペア:

[(1, 19419452), (2, 9709726), (4, 4854863), (13, 1493804), (23, 844324), (26, 746902), (46, 422162), (52, 373451), (92, 211081), (169, 114908), (299, 64948), (338, 57454), (598, 32474), (676, 28727), (1196, 16237), (1249, 15548), (2498, 7774), (3887, 4996)]