18377388

素因数分解:

$2^2\times 3^3\times {\mathrm{263}}^1\times {\mathrm{647}}^1$

素因数の和:923

約数の個数: 48

約数和(自身を含む): 47900160

約数和(自身を除く): 29522772

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 54, 108, 263, 526, 647, 789, 1052, 1294, 1578, 1941, 2367, 2588, 3156, 3882, 4734, 5823, 7101, 7764, 9468, 11646, 14202, 17469, 23292, 28404, 34938, 69876, 170161, 340322, 510483, 680644, 1020966, 1531449, 2041932, 3062898, 4594347, 6125796, 9188694, 18377388]

約数ペア:

[(1, 18377388), (2, 9188694), (3, 6125796), (4, 4594347), (6, 3062898), (9, 2041932), (12, 1531449), (18, 1020966), (27, 680644), (36, 510483), (54, 340322), (108, 170161), (263, 69876), (526, 34938), (647, 28404), (789, 23292), (1052, 17469), (1294, 14202), (1578, 11646), (1941, 9468), (2367, 7764), (2588, 7101), (3156, 5823), (3882, 4734)]