20727856912

素因数分解:

$2^4\times 7^2\times {\mathrm{43}}^1\times {\mathrm{614851}}^1$

素因数の和:614916

約数の個数: 60

約数和(自身を含む): 47803513296

約数和(自身を除く): 27075656384

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 43, 49, 56, 86, 98, 112, 172, 196, 301, 344, 392, 602, 688, 784, 1204, 2107, 2408, 4214, 4816, 8428, 16856, 33712, 614851, 1229702, 2459404, 4303957, 4918808, 8607914, 9837616, 17215828, 26438593, 30127699, 34431656, 52877186, 60255398, 68863312, 105754372, 120510796, 185070151, 211508744, 241021592, 370140302, 423017488, 482043184, 740280604, 1295491057, 1480561208, 2590982114, 2961122416, 5181964228, 10363928456, 20727856912]

約数ペア:

[(1, 20727856912), (2, 10363928456), (4, 5181964228), (7, 2961122416), (8, 2590982114), (14, 1480561208), (16, 1295491057), (28, 740280604), (43, 482043184), (49, 423017488), (56, 370140302), (86, 241021592), (98, 211508744), (112, 185070151), (172, 120510796), (196, 105754372), (301, 68863312), (344, 60255398), (392, 52877186), (602, 34431656), (688, 30127699), (784, 26438593), (1204, 17215828), (2107, 9837616), (2408, 8607914), (4214, 4918808), (4816, 4303957), (8428, 2459404), (16856, 1229702), (33712, 614851)]