19027113

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{1109}}^1$

素因数の和:1181

約数の個数: 32

約数和(自身を含む): 31257600

約数和(自身を除く): 12230487

約数列:

[1, 3, 7, 19, 21, 43, 57, 129, 133, 301, 399, 817, 903, 1109, 2451, 3327, 5719, 7763, 17157, 21071, 23289, 47687, 63213, 143061, 147497, 333809, 442491, 906053, 1001427, 2718159, 6342371, 19027113]

約数ペア:

[(1, 19027113), (3, 6342371), (7, 2718159), (19, 1001427), (21, 906053), (43, 442491), (57, 333809), (129, 147497), (133, 143061), (301, 63213), (399, 47687), (817, 23289), (903, 21071), (1109, 17157), (2451, 7763), (3327, 5719)]