20791824

素因数分解:

$2^4\times 3^1\times {\mathrm{31}}^1\times {\mathrm{89}}^1\times {\mathrm{157}}^1$

素因数の和:288

約数の個数: 80

約数和(自身を含む): 56424960

約数和(自身を除く): 35633136

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 31, 48, 62, 89, 93, 124, 157, 178, 186, 248, 267, 314, 356, 372, 471, 496, 534, 628, 712, 744, 942, 1068, 1256, 1424, 1488, 1884, 2136, 2512, 2759, 3768, 4272, 4867, 5518, 7536, 8277, 9734, 11036, 13973, 14601, 16554, 19468, 22072, 27946, 29202, 33108, 38936, 41919, 44144, 55892, 58404, 66216, 77872, 83838, 111784, 116808, 132432, 167676, 223568, 233616, 335352, 433163, 670704, 866326, 1299489, 1732652, 2598978, 3465304, 5197956, 6930608, 10395912, 20791824]

約数ペア:

[(1, 20791824), (2, 10395912), (3, 6930608), (4, 5197956), (6, 3465304), (8, 2598978), (12, 1732652), (16, 1299489), (24, 866326), (31, 670704), (48, 433163), (62, 335352), (89, 233616), (93, 223568), (124, 167676), (157, 132432), (178, 116808), (186, 111784), (248, 83838), (267, 77872), (314, 66216), (356, 58404), (372, 55892), (471, 44144), (496, 41919), (534, 38936), (628, 33108), (712, 29202), (744, 27946), (942, 22072), (1068, 19468), (1256, 16554), (1424, 14601), (1488, 13973), (1884, 11036), (2136, 9734), (2512, 8277), (2759, 7536), (3768, 5518), (4272, 4867)]