19703343

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{157}}^1\times {\mathrm{3803}}^1$

素因数の和:3974

約数の個数: 16

約数和(自身を含む): 28849536

約数和(自身を除く): 9146193

約数列:

[1, 3, 11, 33, 157, 471, 1727, 3803, 5181, 11409, 41833, 125499, 597071, 1791213, 6567781, 19703343]

約数ペア:

[(1, 19703343), (3, 6567781), (11, 1791213), (33, 597071), (157, 125499), (471, 41833), (1727, 11409), (3803, 5181)]