18590972

素因数分解:

$2^2\times {\mathrm{29}}^1\times {\mathrm{139}}^1\times {\mathrm{1153}}^1$

素因数の和:1325

約数の個数: 24

約数和(自身を含む): 33927600

約数和(自身を除く): 15336628

約数列:

[1, 2, 4, 29, 58, 116, 139, 278, 556, 1153, 2306, 4031, 4612, 8062, 16124, 33437, 66874, 133748, 160267, 320534, 641068, 4647743, 9295486, 18590972]

約数ペア:

[(1, 18590972), (2, 9295486), (4, 4647743), (29, 641068), (58, 320534), (116, 160267), (139, 133748), (278, 66874), (556, 33437), (1153, 16124), (2306, 8062), (4031, 4612)]