31994312

素因数分解:

$2^3\times 7^1\times {\mathrm{307}}^1\times {\mathrm{1861}}^1$

素因数の和:2181

約数の個数: 32

約数和(自身を含む): 68819520

約数和(自身を除く): 36825208

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 307, 614, 1228, 1861, 2149, 2456, 3722, 4298, 7444, 8596, 13027, 14888, 17192, 26054, 52108, 104216, 571327, 1142654, 2285308, 3999289, 4570616, 7998578, 15997156, 31994312]

約数ペア:

[(1, 31994312), (2, 15997156), (4, 7998578), (7, 4570616), (8, 3999289), (14, 2285308), (28, 1142654), (56, 571327), (307, 104216), (614, 52108), (1228, 26054), (1861, 17192), (2149, 14888), (2456, 13027), (3722, 8596), (4298, 7444)]