18779.0000000

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{5641}}^1$

素因数の和:5670

約数の個数: 48

約数和(自身を含む): 17061408

約数和(自身を除く): 11307588

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 17, 20, 30, 34, 51, 60, 68, 85, 102, 170, 204, 255, 340, 510, 1020, 5641, 11282, 16923, 22564, 28205, 33846, 56410, 67692, 84615, 95897, 112820, 169230, 191794, 287691, 338460, 383588, 479485, 575382, 958970, 1150764, 1438455, 1917940, 2876910, 5753820]

約数ペア:

[(1, 5753820), (2, 2876910), (3, 1917940), (4, 1438455), (5, 1150764), (6, 958970), (10, 575382), (12, 479485), (15, 383588), (17, 338460), (20, 287691), (30, 191794), (34, 169230), (51, 112820), (60, 95897), (68, 84615), (85, 67692), (102, 56410), (170, 33846), (204, 28205), (255, 22564), (340, 16923), (510, 11282), (1020, 5641)]