19822376

素因数分解:

$2^3\times 7^1\times {\mathrm{307}}^1\times {\mathrm{1153}}^1$

素因数の和:1473

約数の個数: 32

約数和(自身を含む): 42651840

約数和(自身を除く): 22829464

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 307, 614, 1153, 1228, 2149, 2306, 2456, 4298, 4612, 8071, 8596, 9224, 16142, 17192, 32284, 64568, 353971, 707942, 1415884, 2477797, 2831768, 4955594, 9911188, 19822376]

約数ペア:

[(1, 19822376), (2, 9911188), (4, 4955594), (7, 2831768), (8, 2477797), (14, 1415884), (28, 707942), (56, 353971), (307, 64568), (614, 32284), (1153, 17192), (1228, 16142), (2149, 9224), (2306, 8596), (2456, 8071), (4298, 4612)]