20297424

素因数分解:

$2^4\times 3^1\times 7^1\times {\mathrm{193}}^1\times {\mathrm{313}}^1$

素因数の和:524

約数の個数: 80

約数和(自身を含む): 60428672

約数和(自身を除く): 40131248

約数列:

[1, 2, 3, 4, 6, 7, 8, 12, 14, 16, 21, 24, 28, 42, 48, 56, 84, 112, 168, 193, 313, 336, 386, 579, 626, 772, 939, 1158, 1252, 1351, 1544, 1878, 2191, 2316, 2504, 2702, 3088, 3756, 4053, 4382, 4632, 5008, 5404, 6573, 7512, 8106, 8764, 9264, 10808, 13146, 15024, 16212, 17528, 21616, 26292, 32424, 35056, 52584, 60409, 64848, 105168, 120818, 181227, 241636, 362454, 422863, 483272, 724908, 845726, 966544, 1268589, 1449816, 1691452, 2537178, 2899632, 3382904, 5074356, 6765808, 10148712, 20297424]

約数ペア:

[(1, 20297424), (2, 10148712), (3, 6765808), (4, 5074356), (6, 3382904), (7, 2899632), (8, 2537178), (12, 1691452), (14, 1449816), (16, 1268589), (21, 966544), (24, 845726), (28, 724908), (42, 483272), (48, 422863), (56, 362454), (84, 241636), (112, 181227), (168, 120818), (193, 105168), (313, 64848), (336, 60409), (386, 52584), (579, 35056), (626, 32424), (772, 26292), (939, 21616), (1158, 17528), (1252, 16212), (1351, 15024), (1544, 13146), (1878, 10808), (2191, 9264), (2316, 8764), (2504, 8106), (2702, 7512), (3088, 6573), (3756, 5404), (4053, 5008), (4382, 4632)]