18605183

素因数分解:

${\mathrm{23}}^1\times {\mathrm{61}}^1\times {\mathrm{89}}^1\times {\mathrm{149}}^1$

素因数の和:322

約数の個数: 16

約数和(自身を含む): 20088000

約数和(自身を除く): 1482817

約数列:

[1, 23, 61, 89, 149, 1403, 2047, 3427, 5429, 9089, 13261, 124867, 209047, 305003, 808921, 18605183]

約数ペア:

[(1, 18605183), (23, 808921), (61, 305003), (89, 209047), (149, 124867), (1403, 13261), (2047, 9089), (3427, 5429)]