20339770

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{179}}^1\times {\mathrm{1033}}^1$

素因数の和:1230

約数の個数: 32

約数和(自身を含む): 40201920

約数和(自身を除く): 19862150

約数列:

[1, 2, 5, 10, 11, 22, 55, 110, 179, 358, 895, 1033, 1790, 1969, 2066, 3938, 5165, 9845, 10330, 11363, 19690, 22726, 56815, 113630, 184907, 369814, 924535, 1849070, 2033977, 4067954, 10169885, 20339770]

約数ペア:

[(1, 20339770), (2, 10169885), (5, 4067954), (10, 2033977), (11, 1849070), (22, 924535), (55, 369814), (110, 184907), (179, 113630), (358, 56815), (895, 22726), (1033, 19690), (1790, 11363), (1969, 10330), (2066, 9845), (3938, 5165)]