19009968296

素因数分解:

$2^3\times {\mathrm{11}}^2\times {\mathrm{2081}}^1\times {\mathrm{9437}}^1$

素因数の和:11546

約数の個数: 48

約数和(自身を含む): 39201582420

約数和(自身を除く): 20191614124

約数列:

[1, 2, 4, 8, 11, 22, 44, 88, 121, 242, 484, 968, 2081, 4162, 8324, 9437, 16648, 18874, 22891, 37748, 45782, 75496, 91564, 103807, 183128, 207614, 251801, 415228, 503602, 830456, 1007204, 1141877, 2014408, 2283754, 4567508, 9135016, 19638397, 39276794, 78553588, 157107176, 216022367, 432044734, 864089468, 1728178936, 2376246037, 4752492074, 9504984148, 19009968296]

約数ペア:

[(1, 19009968296), (2, 9504984148), (4, 4752492074), (8, 2376246037), (11, 1728178936), (22, 864089468), (44, 432044734), (88, 216022367), (121, 157107176), (242, 78553588), (484, 39276794), (968, 19638397), (2081, 9135016), (4162, 4567508), (8324, 2283754), (9437, 2014408), (16648, 1141877), (18874, 1007204), (22891, 830456), (37748, 503602), (45782, 415228), (75496, 251801), (91564, 207614), (103807, 183128)]