18985836

素因数分解:

$2^2\times 3^1\times {\mathrm{29}}^1\times {\mathrm{89}}^1\times {\mathrm{613}}^1$

素因数の和:738

約数の個数: 48

約数和(自身を含む): 46418400

約数和(自身を除く): 27432564

約数列:

[1, 2, 3, 4, 6, 12, 29, 58, 87, 89, 116, 174, 178, 267, 348, 356, 534, 613, 1068, 1226, 1839, 2452, 2581, 3678, 5162, 7356, 7743, 10324, 15486, 17777, 30972, 35554, 53331, 54557, 71108, 106662, 109114, 163671, 213324, 218228, 327342, 654684, 1582153, 3164306, 4746459, 6328612, 9492918, 18985836]

約数ペア:

[(1, 18985836), (2, 9492918), (3, 6328612), (4, 4746459), (6, 3164306), (12, 1582153), (29, 654684), (58, 327342), (87, 218228), (89, 213324), (116, 163671), (174, 109114), (178, 106662), (267, 71108), (348, 54557), (356, 53331), (534, 35554), (613, 30972), (1068, 17777), (1226, 15486), (1839, 10324), (2452, 7743), (2581, 7356), (3678, 5162)]