20451640323

素因数分解:

$3^1\times {\mathrm{31}}^1\times {\mathrm{331}}^1\times {\mathrm{664381}}^1$

素因数の和:664746

約数の個数: 16

約数和(自身を含む): 28233577472

約数和(自身を除く): 7781937149

約数列:

[1, 3, 31, 93, 331, 993, 10261, 30783, 664381, 1993143, 20595811, 61787433, 219910111, 659730333, 6817213441, 20451640323]

約数ペア:

[(1, 20451640323), (3, 6817213441), (31, 659730333), (93, 219910111), (331, 61787433), (993, 20595811), (10261, 1993143), (30783, 664381)]