19942881274

素因数分解:

$2^1\times {\mathrm{83}}^1\times {\mathrm{139}}^1\times {\mathrm{864301}}^1$

素因数の和:864525

約数の個数: 16

約数和(自身を含む): 30492574560

約数和(自身を除く): 10549693286

約数列:

[1, 2, 83, 139, 166, 278, 11537, 23074, 864301, 1728602, 71736983, 120137839, 143473966, 240275678, 9971440637, 19942881274]

約数ペア:

[(1, 19942881274), (2, 9971440637), (83, 240275678), (139, 143473966), (166, 120137839), (278, 71736983), (11537, 1728602), (23074, 864301)]