19602471

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{73}}^1\times {\mathrm{673}}^1$

素因数の和:775

約数の個数: 32

約数和(自身を含む): 31920640

約数和(自身を除く): 12318169

約数列:

[1, 3, 7, 19, 21, 57, 73, 133, 219, 399, 511, 673, 1387, 1533, 2019, 4161, 4711, 9709, 12787, 14133, 29127, 38361, 49129, 89509, 147387, 268527, 343903, 933451, 1031709, 2800353, 6534157, 19602471]

約数ペア:

[(1, 19602471), (3, 6534157), (7, 2800353), (19, 1031709), (21, 933451), (57, 343903), (73, 268527), (133, 147387), (219, 89509), (399, 49129), (511, 38361), (673, 29127), (1387, 14133), (1533, 12787), (2019, 9709), (4161, 4711)]