20346719991

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{71}}^1\times {\mathrm{1361}}^1\times {\mathrm{5399}}^1$

素因数の和:6847

約数の個数: 32

約数和(自身を含む): 29654553600

約数和(自身を除く): 9307833609

約数列:

[1, 3, 13, 39, 71, 213, 923, 1361, 2769, 4083, 5399, 16197, 17693, 53079, 70187, 96631, 210561, 289893, 383329, 1149987, 1256203, 3768609, 4983277, 7348039, 14949831, 22044117, 95524507, 286573521, 521710769, 1565132307, 6782239997, 20346719991]

約数ペア:

[(1, 20346719991), (3, 6782239997), (13, 1565132307), (39, 521710769), (71, 286573521), (213, 95524507), (923, 22044117), (1361, 14949831), (2769, 7348039), (4083, 4983277), (5399, 3768609), (16197, 1256203), (17693, 1149987), (53079, 383329), (70187, 289893), (96631, 210561)]