18564786

素因数分解:

$2^1\times 3^2\times {\mathrm{19}}^2\times {\mathrm{2857}}^1$

素因数の和:2903

約数の個数: 36

約数和(自身を含む): 42467022

約数和(自身を除く): 23902236

約数列:

[1, 2, 3, 6, 9, 18, 19, 38, 57, 114, 171, 342, 361, 722, 1083, 2166, 2857, 3249, 5714, 6498, 8571, 17142, 25713, 51426, 54283, 108566, 162849, 325698, 488547, 977094, 1031377, 2062754, 3094131, 6188262, 9282393, 18564786]

約数ペア:

[(1, 18564786), (2, 9282393), (3, 6188262), (6, 3094131), (9, 2062754), (18, 1031377), (19, 977094), (38, 488547), (57, 325698), (114, 162849), (171, 108566), (342, 54283), (361, 51426), (722, 25713), (1083, 17142), (2166, 8571), (2857, 6498), (3249, 5714)]