19264105

素因数分解:

$5^1\times 7^2\times {\mathrm{61}}^1\times {\mathrm{1289}}^1$

素因数の和:1369

約数の個数: 24

約数和(自身を含む): 27353160

約数和(自身を除く): 8089055

約数列:

[1, 5, 7, 35, 49, 61, 245, 305, 427, 1289, 2135, 2989, 6445, 9023, 14945, 45115, 63161, 78629, 315805, 393145, 550403, 2752015, 3852821, 19264105]

約数ペア:

[(1, 19264105), (5, 3852821), (7, 2752015), (35, 550403), (49, 393145), (61, 315805), (245, 78629), (305, 63161), (427, 45115), (1289, 14945), (2135, 9023), (2989, 6445)]