20798028

素因数分解:

$2^2\times 3^2\times {\mathrm{127}}^1\times {\mathrm{4549}}^1$

素因数の和:4686

約数の個数: 36

約数和(自身を含む): 52998400

約数和(自身を除く): 32200372

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 127, 254, 381, 508, 762, 1143, 1524, 2286, 4549, 4572, 9098, 13647, 18196, 27294, 40941, 54588, 81882, 163764, 577723, 1155446, 1733169, 2310892, 3466338, 5199507, 6932676, 10399014, 20798028]

約数ペア:

[(1, 20798028), (2, 10399014), (3, 6932676), (4, 5199507), (6, 3466338), (9, 2310892), (12, 1733169), (18, 1155446), (36, 577723), (127, 163764), (254, 81882), (381, 54588), (508, 40941), (762, 27294), (1143, 18196), (1524, 13647), (2286, 9098), (4549, 4572)]