201781964

素因数分解:

$2^2\times {\mathrm{83}}^1\times {\mathrm{239}}^1\times {\mathrm{2543}}^1$

素因数の和:2869

約数の個数: 24

約数和(自身を含む): 359009280

約数和(自身を除く): 157227316

約数列:

[1, 2, 4, 83, 166, 239, 332, 478, 956, 2543, 5086, 10172, 19837, 39674, 79348, 211069, 422138, 607777, 844276, 1215554, 2431108, 50445491, 100890982, 201781964]

約数ペア:

[(1, 201781964), (2, 100890982), (4, 50445491), (83, 2431108), (166, 1215554), (239, 844276), (332, 607777), (478, 422138), (956, 211069), (2543, 79348), (5086, 39674), (10172, 19837)]