20001468912

素因数分解:

$2^4\times 3^1\times {\mathrm{107}}^1\times {\mathrm{1069}}^1\times {\mathrm{3643}}^1$

素因数の和:4830

約数の個数: 80

約数和(自身を含む): 52216479360

約数和(自身を除く): 32215010448

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 48, 107, 214, 321, 428, 642, 856, 1069, 1284, 1712, 2138, 2568, 3207, 3643, 4276, 5136, 6414, 7286, 8552, 10929, 12828, 14572, 17104, 21858, 25656, 29144, 43716, 51312, 58288, 87432, 114383, 174864, 228766, 343149, 389801, 457532, 686298, 779602, 915064, 1169403, 1372596, 1559204, 1830128, 2338806, 2745192, 3118408, 3894367, 4677612, 5490384, 6236816, 7788734, 9355224, 11683101, 15577468, 18710448, 23366202, 31154936, 46732404, 62309872, 93464808, 186929616, 416697269, 833394538, 1250091807, 1666789076, 2500183614, 3333578152, 5000367228, 6667156304, 10000734456, 20001468912]

約数ペア:

[(1, 20001468912), (2, 10000734456), (3, 6667156304), (4, 5000367228), (6, 3333578152), (8, 2500183614), (12, 1666789076), (16, 1250091807), (24, 833394538), (48, 416697269), (107, 186929616), (214, 93464808), (321, 62309872), (428, 46732404), (642, 31154936), (856, 23366202), (1069, 18710448), (1284, 15577468), (1712, 11683101), (2138, 9355224), (2568, 7788734), (3207, 6236816), (3643, 5490384), (4276, 4677612), (5136, 3894367), (6414, 3118408), (7286, 2745192), (8552, 2338806), (10929, 1830128), (12828, 1559204), (14572, 1372596), (17104, 1169403), (21858, 915064), (25656, 779602), (29144, 686298), (43716, 457532), (51312, 389801), (58288, 343149), (87432, 228766), (114383, 174864)]