19857933903

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{31}}^2\times {\mathrm{419}}^1\times {\mathrm{967}}^1$

素因数の和:1468

約数の個数: 48

約数和(自身を含む): 29067413760

約数和(自身を除く): 9209479857

約数列:

[1, 3, 17, 31, 51, 93, 419, 527, 961, 967, 1257, 1581, 2883, 2901, 7123, 12989, 16337, 16439, 21369, 29977, 38967, 49011, 49317, 89931, 220813, 402659, 405173, 509609, 662439, 929287, 1207977, 1215519, 1528827, 2787861, 6845203, 6887941, 12560363, 15797879, 20535609, 20663823, 37681089, 47393637, 213526171, 389371253, 640578513, 1168113759, 6619311301, 19857933903]

約数ペア:

[(1, 19857933903), (3, 6619311301), (17, 1168113759), (31, 640578513), (51, 389371253), (93, 213526171), (419, 47393637), (527, 37681089), (961, 20663823), (967, 20535609), (1257, 15797879), (1581, 12560363), (2883, 6887941), (2901, 6845203), (7123, 2787861), (12989, 1528827), (16337, 1215519), (16439, 1207977), (21369, 929287), (29977, 662439), (38967, 509609), (49011, 405173), (49317, 402659), (89931, 220813)]