20974624

素因数分解:

$2^5\times {\mathrm{11}}^2\times {\mathrm{5417}}^1$

素因数の和:5449

約数の個数: 36

約数和(自身を含む): 45397422

約数和(自身を除く): 24422798

約数列:

[1, 2, 4, 8, 11, 16, 22, 32, 44, 88, 121, 176, 242, 352, 484, 968, 1936, 3872, 5417, 10834, 21668, 43336, 59587, 86672, 119174, 173344, 238348, 476696, 655457, 953392, 1310914, 1906784, 2621828, 5243656, 10487312, 20974624]

約数ペア:

[(1, 20974624), (2, 10487312), (4, 5243656), (8, 2621828), (11, 1906784), (16, 1310914), (22, 953392), (32, 655457), (44, 476696), (88, 238348), (121, 173344), (176, 119174), (242, 86672), (352, 59587), (484, 43336), (968, 21668), (1936, 10834), (3872, 5417)]