20626812

素因数分解:

$2^2\times 3^5\times {\mathrm{21221}}^1$

素因数の和:21240

約数の個数: 36

約数和(自身を含む): 54073656

約数和(自身を除く): 33446844

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 54, 81, 108, 162, 243, 324, 486, 972, 21221, 42442, 63663, 84884, 127326, 190989, 254652, 381978, 572967, 763956, 1145934, 1718901, 2291868, 3437802, 5156703, 6875604, 10313406, 20626812]

約数ペア:

[(1, 20626812), (2, 10313406), (3, 6875604), (4, 5156703), (6, 3437802), (9, 2291868), (12, 1718901), (18, 1145934), (27, 763956), (36, 572967), (54, 381978), (81, 254652), (108, 190989), (162, 127326), (243, 84884), (324, 63663), (486, 42442), (972, 21221)]