2018793861

素因数分解:

$3^4\times 7^1\times {\mathrm{1663}}^1\times {\mathrm{2141}}^1$

素因数の和:3823

約数の個数: 40

約数和(自身を含む): 3450230784

約数和(自身を除く): 1431436923

約数列:

[1, 3, 7, 9, 21, 27, 63, 81, 189, 567, 1663, 2141, 4989, 6423, 11641, 14967, 14987, 19269, 34923, 44901, 44961, 57807, 104769, 134703, 134883, 173421, 314307, 404649, 942921, 1213947, 3560483, 10681449, 24923381, 32044347, 74770143, 96133041, 224310429, 288399123, 672931287, 2018793861]

約数ペア:

[(1, 2018793861), (3, 672931287), (7, 288399123), (9, 224310429), (21, 96133041), (27, 74770143), (63, 32044347), (81, 24923381), (189, 10681449), (567, 3560483), (1663, 1213947), (2141, 942921), (4989, 404649), (6423, 314307), (11641, 173421), (14967, 134883), (14987, 134703), (19269, 104769), (34923, 57807), (44901, 44961)]