640869126

素因数分解:

$2^1\times 3^1\times {\mathrm{19}}^1\times {\mathrm{1433}}^1\times {\mathrm{3923}}^1$

素因数の和:5380

約数の個数: 32

約数和(自身を含む): 1350483840

約数和(自身を除く): 709614714

約数列:

[1, 2, 3, 6, 19, 38, 57, 114, 1433, 2866, 3923, 4299, 7846, 8598, 11769, 23538, 27227, 54454, 74537, 81681, 149074, 163362, 223611, 447222, 5621659, 11243318, 16864977, 33729954, 106811521, 213623042, 320434563, 640869126]

約数ペア:

[(1, 640869126), (2, 320434563), (3, 213623042), (6, 106811521), (19, 33729954), (38, 16864977), (57, 11243318), (114, 5621659), (1433, 447222), (2866, 223611), (3923, 163362), (4299, 149074), (7846, 81681), (8598, 74537), (11769, 54454), (23538, 27227)]