19920944

素因数分解:

$2^4\times {\mathrm{23}}^1\times {\mathrm{54133}}^1$

素因数の和:54164

約数の個数: 20

約数和(自身を含む): 40275696

約数和(自身を除く): 20354752

約数列:

[1, 2, 4, 8, 16, 23, 46, 92, 184, 368, 54133, 108266, 216532, 433064, 866128, 1245059, 2490118, 4980236, 9960472, 19920944]

約数ペア:

[(1, 19920944), (2, 9960472), (4, 4980236), (8, 2490118), (16, 1245059), (23, 866128), (46, 433064), (92, 216532), (184, 108266), (368, 54133)]