1880821053

素因数分解:

$3^4\times {\mathrm{3089}}^1\times {\mathrm{7517}}^1$

素因数の和:10618

約数の個数: 20

約数和(自身を含む): 2810905020

約数和(自身を除く): 930083967

約数列:

[1, 3, 9, 27, 81, 3089, 7517, 9267, 22551, 27801, 67653, 83403, 202959, 250209, 608877, 23220013, 69660039, 208980117, 626940351, 1880821053]

約数ペア:

[(1, 1880821053), (3, 626940351), (9, 208980117), (27, 69660039), (81, 23220013), (3089, 608877), (7517, 250209), (9267, 202959), (22551, 83403), (27801, 67653)]