19846393

素因数分解:

$7^1\times {\mathrm{19}}^1\times {\mathrm{37}}^2\times {\mathrm{109}}^1$

素因数の和:209

約数の個数: 24

約数和(自身を含む): 24763200

約数和(自身を除く): 4916807

約数列:

[1, 7, 19, 37, 109, 133, 259, 703, 763, 1369, 2071, 4033, 4921, 9583, 14497, 26011, 28231, 76627, 149221, 182077, 536389, 1044547, 2835199, 19846393]

約数ペア:

[(1, 19846393), (7, 2835199), (19, 1044547), (37, 536389), (109, 182077), (133, 149221), (259, 76627), (703, 28231), (763, 26011), (1369, 14497), (2071, 9583), (4033, 4921)]