20949457

素因数分解:

${\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{79}}^1\times {\mathrm{821}}^1$

素因数の和:936

約数の個数: 16

約数和(自身を含む): 23673600

約数和(自身を除く): 2724143

約数列:

[1, 17, 19, 79, 323, 821, 1343, 1501, 13957, 15599, 25517, 64859, 265183, 1102603, 1232321, 20949457]

約数ペア:

[(1, 20949457), (17, 1232321), (19, 1102603), (79, 265183), (323, 64859), (821, 25517), (1343, 15599), (1501, 13957)]