19675564

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{37}}^1\times {\mathrm{6997}}^1$

素因数の和:7057

約数の個数: 24

約数和(自身を含む): 37229360

約数和(自身を除く): 17553796

約数列:

[1, 2, 4, 19, 37, 38, 74, 76, 148, 703, 1406, 2812, 6997, 13994, 27988, 132943, 258889, 265886, 517778, 531772, 1035556, 4918891, 9837782, 19675564]

約数ペア:

[(1, 19675564), (2, 9837782), (4, 4918891), (19, 1035556), (37, 531772), (38, 517778), (74, 265886), (76, 258889), (148, 132943), (703, 27988), (1406, 13994), (2812, 6997)]