19202401

素因数分解:

${\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{67}}^1\times {\mathrm{733}}^1$

素因数の和:840

約数の個数: 16

約数和(自身を含む): 21561984

約数和(自身を除く): 2359583

約数列:

[1, 17, 23, 67, 391, 733, 1139, 1541, 12461, 16859, 26197, 49111, 286603, 834887, 1129553, 19202401]

約数ペア:

[(1, 19202401), (17, 1129553), (23, 834887), (67, 286603), (391, 49111), (733, 26197), (1139, 16859), (1541, 12461)]