2001342644

素因数分解:

$2^2\times 7^1\times {\mathrm{89}}^1\times {\mathrm{643}}^1\times {\mathrm{1249}}^1$

素因数の和:1992

約数の個数: 48

約数和(自身を含む): 4057200000

約数和(自身を除く): 2055857356

約数列:

[1, 2, 4, 7, 14, 28, 89, 178, 356, 623, 643, 1246, 1249, 1286, 2492, 2498, 2572, 4501, 4996, 8743, 9002, 17486, 18004, 34972, 57227, 111161, 114454, 222322, 228908, 400589, 444644, 778127, 801178, 803107, 1556254, 1602356, 1606214, 3112508, 3212428, 5621749, 11243498, 22486996, 71476523, 142953046, 285906092, 500335661, 1000671322, 2001342644]

約数ペア:

[(1, 2001342644), (2, 1000671322), (4, 500335661), (7, 285906092), (14, 142953046), (28, 71476523), (89, 22486996), (178, 11243498), (356, 5621749), (623, 3212428), (643, 3112508), (1246, 1606214), (1249, 1602356), (1286, 1556254), (2492, 803107), (2498, 801178), (2572, 778127), (4501, 444644), (4996, 400589), (8743, 228908), (9002, 222322), (17486, 114454), (18004, 111161), (34972, 57227)]