19544536

素因数分解:

$2^3\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{5417}}^1$

素因数の和:5475

約数の個数: 32

約数和(自身を含む): 40960080

約数和(自身を除く): 21415544

約数列:

[1, 2, 4, 8, 11, 22, 41, 44, 82, 88, 164, 328, 451, 902, 1804, 3608, 5417, 10834, 21668, 43336, 59587, 119174, 222097, 238348, 444194, 476696, 888388, 1776776, 2443067, 4886134, 9772268, 19544536]

約数ペア:

[(1, 19544536), (2, 9772268), (4, 4886134), (8, 2443067), (11, 1776776), (22, 888388), (41, 476696), (44, 444194), (82, 238348), (88, 222097), (164, 119174), (328, 59587), (451, 43336), (902, 21668), (1804, 10834), (3608, 5417)]