20738606

素因数分解:

$2^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{79}}^1\times {\mathrm{1103}}^1$

素因数の和:1208

約数の個数: 32

約数和(自身を含む): 38154240

約数和(自身を除く): 17415634

約数列:

[1, 2, 7, 14, 17, 34, 79, 119, 158, 238, 553, 1103, 1106, 1343, 2206, 2686, 7721, 9401, 15442, 18751, 18802, 37502, 87137, 131257, 174274, 262514, 609959, 1219918, 1481329, 2962658, 10369303, 20738606]

約数ペア:

[(1, 20738606), (2, 10369303), (7, 2962658), (14, 1481329), (17, 1219918), (34, 609959), (79, 262514), (119, 174274), (158, 131257), (238, 87137), (553, 37502), (1103, 18802), (1106, 18751), (1343, 15442), (2206, 9401), (2686, 7721)]