20564137

素因数分解:

${\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{61}}^1\times {\mathrm{1613}}^1$

素因数の和:1704

約数の個数: 16

約数和(自身を含む): 24016320

約数和(自身を除く): 3452183

約数列:

[1, 11, 19, 61, 209, 671, 1159, 1613, 12749, 17743, 30647, 98393, 337117, 1082323, 1869467, 20564137]

約数ペア:

[(1, 20564137), (11, 1869467), (19, 1082323), (61, 337117), (209, 98393), (671, 30647), (1159, 17743), (1613, 12749)]