19903128

素因数分解:

$2^3\times 3^1\times 7^1\times {\mathrm{118471}}^1$

素因数の和:118487

約数の個数: 32

約数和(自身を含む): 56866560

約数和(自身を除く): 36963432

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 21, 24, 28, 42, 56, 84, 168, 118471, 236942, 355413, 473884, 710826, 829297, 947768, 1421652, 1658594, 2487891, 2843304, 3317188, 4975782, 6634376, 9951564, 19903128]

約数ペア:

[(1, 19903128), (2, 9951564), (3, 6634376), (4, 4975782), (6, 3317188), (7, 2843304), (8, 2487891), (12, 1658594), (14, 1421652), (21, 947768), (24, 829297), (28, 710826), (42, 473884), (56, 355413), (84, 236942), (168, 118471)]