2009421176

素因数分解:

$2^3\times 7^1\times {\mathrm{1249}}^1\times {\mathrm{28729}}^1$

素因数の和:29991

約数の個数: 32

約数和(自身を含む): 4309500000

約数和(自身を除く): 2300078824

約数列:

[1, 2, 4, 7, 8, 14, 28, 56, 1249, 2498, 4996, 8743, 9992, 17486, 28729, 34972, 57458, 69944, 114916, 201103, 229832, 402206, 804412, 1608824, 35882521, 71765042, 143530084, 251177647, 287060168, 502355294, 1004710588, 2009421176]

約数ペア:

[(1, 2009421176), (2, 1004710588), (4, 502355294), (7, 287060168), (8, 251177647), (14, 143530084), (28, 71765042), (56, 35882521), (1249, 1608824), (2498, 804412), (4996, 402206), (8743, 229832), (9992, 201103), (17486, 114916), (28729, 69944), (34972, 57458)]