19880802

素因数分解:

$2^1\times 3^5\times {\mathrm{19}}^1\times {\mathrm{2153}}^1$

素因数の和:2189

約数の個数: 48

約数和(自身を含む): 47043360

約数和(自身を除く): 27162558

約数列:

[1, 2, 3, 6, 9, 18, 19, 27, 38, 54, 57, 81, 114, 162, 171, 243, 342, 486, 513, 1026, 1539, 2153, 3078, 4306, 4617, 6459, 9234, 12918, 19377, 38754, 40907, 58131, 81814, 116262, 122721, 174393, 245442, 348786, 368163, 523179, 736326, 1046358, 1104489, 2208978, 3313467, 6626934, 9940401, 19880802]

約数ペア:

[(1, 19880802), (2, 9940401), (3, 6626934), (6, 3313467), (9, 2208978), (18, 1104489), (19, 1046358), (27, 736326), (38, 523179), (54, 368163), (57, 348786), (81, 245442), (114, 174393), (162, 122721), (171, 116262), (243, 81814), (342, 58131), (486, 40907), (513, 38754), (1026, 19377), (1539, 12918), (2153, 9234), (3078, 6459), (4306, 4617)]