20647510197

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{3023}}^1\times {\mathrm{119827}}^1$

素因数の和:122872

約数の個数: 16

約数和(自身を含む): 28988789760

約数和(自身を除く): 8341279563

約数列:

[1, 3, 19, 57, 3023, 9069, 57437, 119827, 172311, 359481, 2276713, 6830139, 362237021, 1086711063, 6882503399, 20647510197]

約数ペア:

[(1, 20647510197), (3, 6882503399), (19, 1086711063), (57, 362237021), (3023, 6830139), (9069, 2276713), (57437, 359481), (119827, 172311)]