20247370

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{14159}}^1$

素因数の和:14190

約数の個数: 32

約数和(自身を含む): 42819840

約数和(自身を除く): 22572470

約数列:

[1, 2, 5, 10, 11, 13, 22, 26, 55, 65, 110, 130, 143, 286, 715, 1430, 14159, 28318, 70795, 141590, 155749, 184067, 311498, 368134, 778745, 920335, 1557490, 1840670, 2024737, 4049474, 10123685, 20247370]

約数ペア:

[(1, 20247370), (2, 10123685), (5, 4049474), (10, 2024737), (11, 1840670), (13, 1557490), (22, 920335), (26, 778745), (55, 368134), (65, 311498), (110, 184067), (130, 155749), (143, 141590), (286, 70795), (715, 28318), (1430, 14159)]