199790776

素因数分解:

$2^3\times {\mathrm{19}}^1\times {\mathrm{487}}^1\times {\mathrm{2699}}^1$

素因数の和:3211

約数の個数: 32

約数和(自身を含む): 395280000

約数和(自身を除く): 195489224

約数列:

[1, 2, 4, 8, 19, 38, 76, 152, 487, 974, 1948, 2699, 3896, 5398, 9253, 10796, 18506, 21592, 37012, 51281, 74024, 102562, 205124, 410248, 1314413, 2628826, 5257652, 10515304, 24973847, 49947694, 99895388, 199790776]

約数ペア:

[(1, 199790776), (2, 99895388), (4, 49947694), (8, 24973847), (19, 10515304), (38, 5257652), (76, 2628826), (152, 1314413), (487, 410248), (974, 205124), (1948, 102562), (2699, 74024), (3896, 51281), (5398, 37012), (9253, 21592), (10796, 18506)]