219973906

素因数分解:

$2^1\times {\mathrm{19}}^2\times {\mathrm{127}}^1\times {\mathrm{2399}}^1$

素因数の和:2566

約数の個数: 24

約数和(自身を含む): 351129600

約数和(自身を除く): 131155694

約数列:

[1, 2, 19, 38, 127, 254, 361, 722, 2399, 2413, 4798, 4826, 45581, 45847, 91162, 91694, 304673, 609346, 866039, 1732078, 5788787, 11577574, 109986953, 219973906]

約数ペア:

[(1, 219973906), (2, 109986953), (19, 11577574), (38, 5788787), (127, 1732078), (254, 866039), (361, 609346), (722, 304673), (2399, 91694), (2413, 91162), (4798, 45847), (4826, 45581)]