19415853

素因数分解:

$3^2\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{6679}}^1$

素因数の和:6721

約数の個数: 24

約数和(自身を含む): 31262400

約数和(自身を除く): 11846547

約数列:

[1, 3, 9, 17, 19, 51, 57, 153, 171, 323, 969, 2907, 6679, 20037, 60111, 113543, 126901, 340629, 380703, 1021887, 1142109, 2157317, 6471951, 19415853]

約数ペア:

[(1, 19415853), (3, 6471951), (9, 2157317), (17, 1142109), (19, 1021887), (51, 380703), (57, 340629), (153, 126901), (171, 113543), (323, 60111), (969, 20037), (2907, 6679)]