20499248

素因数分解:

$2^4\times 7^2\times {\mathrm{11}}^1\times {\mathrm{2377}}^1$

素因数の和:2410

約数の個数: 60

約数和(自身を含む): 50423112

約数和(自身を除く): 29923864

約数列:

[1, 2, 4, 7, 8, 11, 14, 16, 22, 28, 44, 49, 56, 77, 88, 98, 112, 154, 176, 196, 308, 392, 539, 616, 784, 1078, 1232, 2156, 2377, 4312, 4754, 8624, 9508, 16639, 19016, 26147, 33278, 38032, 52294, 66556, 104588, 116473, 133112, 183029, 209176, 232946, 266224, 366058, 418352, 465892, 732116, 931784, 1281203, 1464232, 1863568, 2562406, 2928464, 5124812, 10249624, 20499248]

約数ペア:

[(1, 20499248), (2, 10249624), (4, 5124812), (7, 2928464), (8, 2562406), (11, 1863568), (14, 1464232), (16, 1281203), (22, 931784), (28, 732116), (44, 465892), (49, 418352), (56, 366058), (77, 266224), (88, 232946), (98, 209176), (112, 183029), (154, 133112), (176, 116473), (196, 104588), (308, 66556), (392, 52294), (539, 38032), (616, 33278), (784, 26147), (1078, 19016), (1232, 16639), (2156, 9508), (2377, 8624), (4312, 4754)]