20097117

素因数分解:

$3^2\times {\mathrm{19}}^1\times {\mathrm{211}}^1\times {\mathrm{557}}^1$

素因数の和:793

約数の個数: 24

約数和(自身を含む): 30756960

約数和(自身を除く): 10659843

約数列:

[1, 3, 9, 19, 57, 171, 211, 557, 633, 1671, 1899, 4009, 5013, 10583, 12027, 31749, 36081, 95247, 117527, 352581, 1057743, 2233013, 6699039, 20097117]

約数ペア:

[(1, 20097117), (3, 6699039), (9, 2233013), (19, 1057743), (57, 352581), (171, 117527), (211, 95247), (557, 36081), (633, 31749), (1671, 12027), (1899, 10583), (4009, 5013)]