19725329

素因数分解:

${\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{1783}}^1$

素因数の和:1856

約数の個数: 16

約数和(自身を含む): 22778112

約数和(自身を除く): 3052783

約数列:

[1, 13, 23, 37, 299, 481, 851, 1783, 11063, 23179, 41009, 65971, 533117, 857623, 1517333, 19725329]

約数ペア:

[(1, 19725329), (13, 1517333), (23, 857623), (37, 533117), (299, 65971), (481, 41009), (851, 23179), (1783, 11063)]