18513801

素因数分解:

$3^2\times {\mathrm{37}}^1\times {\mathrm{53}}^1\times {\mathrm{1049}}^1$

素因数の和:1145

約数の個数: 24

約数和(自身を含む): 28009800

約数和(自身を除く): 9495999

約数列:

[1, 3, 9, 37, 53, 111, 159, 333, 477, 1049, 1961, 3147, 5883, 9441, 17649, 38813, 55597, 116439, 166791, 349317, 500373, 2057089, 6171267, 18513801]

約数ペア:

[(1, 18513801), (3, 6171267), (9, 2057089), (37, 500373), (53, 349317), (111, 166791), (159, 116439), (333, 55597), (477, 38813), (1049, 17649), (1961, 9441), (3147, 5883)]