20189712

素因数分解:

$2^4\times 3^1\times {\mathrm{41}}^1\times {\mathrm{10259}}^1$

素因数の和:10311

約数の個数: 40

約数和(自身を含む): 53434080

約数和(自身を除く): 33244368

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 41, 48, 82, 123, 164, 246, 328, 492, 656, 984, 1968, 10259, 20518, 30777, 41036, 61554, 82072, 123108, 164144, 246216, 420619, 492432, 841238, 1261857, 1682476, 2523714, 3364952, 5047428, 6729904, 10094856, 20189712]

約数ペア:

[(1, 20189712), (2, 10094856), (3, 6729904), (4, 5047428), (6, 3364952), (8, 2523714), (12, 1682476), (16, 1261857), (24, 841238), (41, 492432), (48, 420619), (82, 246216), (123, 164144), (164, 123108), (246, 82072), (328, 61554), (492, 41036), (656, 30777), (984, 20518), (1968, 10259)]