19996530

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{373}}^1\times {\mathrm{1787}}^1$

素因数の和:2170

約数の個数: 32

約数和(自身を含む): 48147264

約数和(自身を除く): 28150734

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 373, 746, 1119, 1787, 1865, 2238, 3574, 3730, 5361, 5595, 8935, 10722, 11190, 17870, 26805, 53610, 666551, 1333102, 1999653, 3332755, 3999306, 6665510, 9998265, 19996530]

約数ペア:

[(1, 19996530), (2, 9998265), (3, 6665510), (5, 3999306), (6, 3332755), (10, 1999653), (15, 1333102), (30, 666551), (373, 53610), (746, 26805), (1119, 17870), (1787, 11190), (1865, 10722), (2238, 8935), (3574, 5595), (3730, 5361)]