20123808411

素因数分解:

$3^1\times 7^1\times {\mathrm{12973}}^1\times {\mathrm{73867}}^1$

素因数の和:86850

約数の個数: 16

約数和(自身を含む): 30667629824

約数和(自身を除く): 10543821413

約数列:

[1, 3, 7, 21, 12973, 38919, 73867, 90811, 221601, 272433, 517069, 1551207, 958276591, 2874829773, 6707936137, 20123808411]

約数ペア:

[(1, 20123808411), (3, 6707936137), (7, 2874829773), (21, 958276591), (12973, 1551207), (38919, 517069), (73867, 272433), (90811, 221601)]