18533379

素因数分解:

$3^1\times {\mathrm{19}}^2\times {\mathrm{109}}^1\times {\mathrm{157}}^1$

素因数の和:307

約数の個数: 24

約数和(自身を含む): 26487120

約数和(自身を除く): 7953741

約数列:

[1, 3, 19, 57, 109, 157, 327, 361, 471, 1083, 2071, 2983, 6213, 8949, 17113, 39349, 51339, 56677, 118047, 170031, 325147, 975441, 6177793, 18533379]

約数ペア:

[(1, 18533379), (3, 6177793), (19, 975441), (57, 325147), (109, 170031), (157, 118047), (327, 56677), (361, 51339), (471, 39349), (1083, 17113), (2071, 8949), (2983, 6213)]