20187833856

素因数分解:

$2^9\times 3^1\times {\mathrm{61}}^1\times {\mathrm{215461}}^1$

素因数の和:215543

約数の個数: 80

約数和(自身を含む): 54663571248

約数和(自身を除く): 34475737392

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 32, 48, 61, 64, 96, 122, 128, 183, 192, 244, 256, 366, 384, 488, 512, 732, 768, 976, 1464, 1536, 1952, 2928, 3904, 5856, 7808, 11712, 15616, 23424, 31232, 46848, 93696, 215461, 430922, 646383, 861844, 1292766, 1723688, 2585532, 3447376, 5171064, 6894752, 10342128, 13143121, 13789504, 20684256, 26286242, 27579008, 39429363, 41368512, 52572484, 55158016, 78858726, 82737024, 105144968, 110316032, 157717452, 165474048, 210289936, 315434904, 330948096, 420579872, 630869808, 841159744, 1261739616, 1682319488, 2523479232, 3364638976, 5046958464, 6729277952, 10093916928, 20187833856]

約数ペア:

[(1, 20187833856), (2, 10093916928), (3, 6729277952), (4, 5046958464), (6, 3364638976), (8, 2523479232), (12, 1682319488), (16, 1261739616), (24, 841159744), (32, 630869808), (48, 420579872), (61, 330948096), (64, 315434904), (96, 210289936), (122, 165474048), (128, 157717452), (183, 110316032), (192, 105144968), (244, 82737024), (256, 78858726), (366, 55158016), (384, 52572484), (488, 41368512), (512, 39429363), (732, 27579008), (768, 26286242), (976, 20684256), (1464, 13789504), (1536, 13143121), (1952, 10342128), (2928, 6894752), (3904, 5171064), (5856, 3447376), (7808, 2585532), (11712, 1723688), (15616, 1292766), (23424, 861844), (31232, 646383), (46848, 430922), (93696, 215461)]