20447604

素因数分解:

$2^2\times 3^2\times {\mathrm{383}}^1\times {\mathrm{1483}}^1$

素因数の和:1876

約数の個数: 36

約数和(自身を含む): 51856896

約数和(自身を除く): 31409292

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 383, 766, 1149, 1483, 1532, 2298, 2966, 3447, 4449, 4596, 5932, 6894, 8898, 13347, 13788, 17796, 26694, 53388, 567989, 1135978, 1703967, 2271956, 3407934, 5111901, 6815868, 10223802, 20447604]

約数ペア:

[(1, 20447604), (2, 10223802), (3, 6815868), (4, 5111901), (6, 3407934), (9, 2271956), (12, 1703967), (18, 1135978), (36, 567989), (383, 53388), (766, 26694), (1149, 17796), (1483, 13788), (1532, 13347), (2298, 8898), (2966, 6894), (3447, 5932), (4449, 4596)]