20119792

素因数分解:

$2^4\times 7^2\times {\mathrm{11}}^1\times {\mathrm{2333}}^1$

素因数の和:2366

約数の個数: 60

約数和(自身を含む): 49490136

約数和(自身を除く): 29370344

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, 2333, 4312, 4666, 8624, 9332, 16331, 18664, 25663, 32662, 37328, 51326, 65324, 102652, 114317, 130648, 179641, 205304, 228634, 261296, 359282, 410608, 457268, 718564, 914536, 1257487, 1437128, 1829072, 2514974, 2874256, 5029948, 10059896, 20119792]

約数ペア:

[(1, 20119792), (2, 10059896), (4, 5029948), (7, 2874256), (8, 2514974), (11, 1829072), (14, 1437128), (16, 1257487), (22, 914536), (28, 718564), (44, 457268), (49, 410608), (56, 359282), (77, 261296), (88, 228634), (98, 205304), (112, 179641), (154, 130648), (176, 114317), (196, 102652), (308, 65324), (392, 51326), (539, 37328), (616, 32662), (784, 25663), (1078, 18664), (1232, 16331), (2156, 9332), (2333, 8624), (4312, 4666)]