18072236

素因数分解:

$2^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{131}}^1\times {\mathrm{379}}^1$

素因数の和:534

約数の個数: 48

約数和(自身を含む): 39325440

約数和(自身を除く): 21253204

約数列:

[1, 2, 4, 7, 13, 14, 26, 28, 52, 91, 131, 182, 262, 364, 379, 524, 758, 917, 1516, 1703, 1834, 2653, 3406, 3668, 4927, 5306, 6812, 9854, 10612, 11921, 19708, 23842, 34489, 47684, 49649, 68978, 99298, 137956, 198596, 347543, 645437, 695086, 1290874, 1390172, 2581748, 4518059, 9036118, 18072236]

約数ペア:

[(1, 18072236), (2, 9036118), (4, 4518059), (7, 2581748), (13, 1390172), (14, 1290874), (26, 695086), (28, 645437), (52, 347543), (91, 198596), (131, 137956), (182, 99298), (262, 68978), (364, 49649), (379, 47684), (524, 34489), (758, 23842), (917, 19708), (1516, 11921), (1703, 10612), (1834, 9854), (2653, 6812), (3406, 5306), (3668, 4927)]