18087628

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{53}}^1\times {\mathrm{6563}}^1$

素因数の和:6633

約数の個数: 24

約数和(自身を含む): 34736688

約数和(自身を除く): 16649060

約数列:

[1, 2, 4, 13, 26, 52, 53, 106, 212, 689, 1378, 2756, 6563, 13126, 26252, 85319, 170638, 341276, 347839, 695678, 1391356, 4521907, 9043814, 18087628]

約数ペア:

[(1, 18087628), (2, 9043814), (4, 4521907), (13, 1391356), (26, 695678), (52, 347839), (53, 341276), (106, 170638), (212, 85319), (689, 26252), (1378, 13126), (2756, 6563)]