2009779856

素因数分解:

$2^4\times 7^1\times {\mathrm{2081}}^1\times {\mathrm{8623}}^1$

素因数の和:10719

約数の個数: 40

約数和(自身を含む): 4452881664

約数和(自身を除く): 2443101808

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 2081, 4162, 8324, 8623, 14567, 16648, 17246, 29134, 33296, 34492, 58268, 60361, 68984, 116536, 120722, 137968, 233072, 241444, 482888, 965776, 17944463, 35888926, 71777852, 125611241, 143555704, 251222482, 287111408, 502444964, 1004889928, 2009779856]

約数ペア:

[(1, 2009779856), (2, 1004889928), (4, 502444964), (7, 287111408), (8, 251222482), (14, 143555704), (16, 125611241), (28, 71777852), (56, 35888926), (112, 17944463), (2081, 965776), (4162, 482888), (8324, 241444), (8623, 233072), (14567, 137968), (16648, 120722), (17246, 116536), (29134, 68984), (33296, 60361), (34492, 58268)]