19995180

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{333253}}^1$

素因数の和:333265

約数の個数: 24

約数和(自身を含む): 55986672

約数和(自身を除く): 35991492

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 333253, 666506, 999759, 1333012, 1666265, 1999518, 3332530, 3999036, 4998795, 6665060, 9997590, 19995180]

約数ペア:

[(1, 19995180), (2, 9997590), (3, 6665060), (4, 4998795), (5, 3999036), (6, 3332530), (10, 1999518), (12, 1666265), (15, 1333012), (20, 999759), (30, 666506), (60, 333253)]