19950964

素因数分解:

$2^2\times {\mathrm{11}}^2\times {\mathrm{41221}}^1$

素因数の和:41247

約数の個数: 18

約数和(自身を含む): 38377682

約数和(自身を除く): 18426718

約数列:

[1, 2, 4, 11, 22, 44, 121, 242, 484, 41221, 82442, 164884, 453431, 906862, 1813724, 4987741, 9975482, 19950964]

約数ペア:

[(1, 19950964), (2, 9975482), (4, 4987741), (11, 1813724), (22, 906862), (44, 453431), (121, 164884), (242, 82442), (484, 41221)]