20905113614

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^2\times {\mathrm{12340681}}^1$

素因数の和:12340712

約数の個数: 24

約数和(自身を含む): 39391456944

約数和(自身を除く): 18486343330

約数列:

[1, 2, 7, 11, 14, 22, 77, 121, 154, 242, 847, 1694, 12340681, 24681362, 86384767, 135747491, 172769534, 271494982, 950232437, 1493222401, 1900464874, 2986444802, 10452556807, 20905113614]

約数ペア:

[(1, 20905113614), (2, 10452556807), (7, 2986444802), (11, 1900464874), (14, 1493222401), (22, 950232437), (77, 271494982), (121, 172769534), (154, 135747491), (242, 86384767), (847, 24681362), (1694, 12340681)]