20098287

素因数分解:

$3^5\times {\mathrm{11}}^1\times {\mathrm{73}}^1\times {\mathrm{103}}^1$

素因数の和:202

約数の個数: 48

約数和(自身を含む): 33616128

約数和(自身を除く): 13517841

約数列:

[1, 3, 9, 11, 27, 33, 73, 81, 99, 103, 219, 243, 297, 309, 657, 803, 891, 927, 1133, 1971, 2409, 2673, 2781, 3399, 5913, 7227, 7519, 8343, 10197, 17739, 21681, 22557, 25029, 30591, 65043, 67671, 82709, 91773, 195129, 203013, 248127, 275319, 609039, 744381, 1827117, 2233143, 6699429, 20098287]

約数ペア:

[(1, 20098287), (3, 6699429), (9, 2233143), (11, 1827117), (27, 744381), (33, 609039), (73, 275319), (81, 248127), (99, 203013), (103, 195129), (219, 91773), (243, 82709), (297, 67671), (309, 65043), (657, 30591), (803, 25029), (891, 22557), (927, 21681), (1133, 17739), (1971, 10197), (2409, 8343), (2673, 7519), (2781, 7227), (3399, 5913)]