218710672

素因数分解:

$2^4\times {\mathrm{19}}^1\times {\mathrm{71}}^1\times {\mathrm{10133}}^1$

素因数の和:10231

約数の個数: 40

約数和(自身を含む): 452381760

約数和(自身を除く): 233671088

約数列:

[1, 2, 4, 8, 16, 19, 38, 71, 76, 142, 152, 284, 304, 568, 1136, 1349, 2698, 5396, 10133, 10792, 20266, 21584, 40532, 81064, 162128, 192527, 385054, 719443, 770108, 1438886, 1540216, 2877772, 3080432, 5755544, 11511088, 13669417, 27338834, 54677668, 109355336, 218710672]

約数ペア:

[(1, 218710672), (2, 109355336), (4, 54677668), (8, 27338834), (16, 13669417), (19, 11511088), (38, 5755544), (71, 3080432), (76, 2877772), (142, 1540216), (152, 1438886), (284, 770108), (304, 719443), (568, 385054), (1136, 192527), (1349, 162128), (2698, 81064), (5396, 40532), (10133, 21584), (10792, 20266)]